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With a lower impedance of 150 ohms, the HD 660 S offers the versatility to enjoy reference class high fidelity sound with stationary and mobile players alike.   \u003cbr\u003e\u003cbr\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWearing style\u003c\/td\u003e\n\u003ctd\u003eHeadband\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003ematte black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response (Headphones)\u003c\/td\u003e\n\u003ctd\u003e9 – 41,500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound pressure level (SPL)\u003c\/td\u003e\n\u003ctd\u003e104 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD, total harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0,04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact pressure\u003c\/td\u003e\n\u003ctd\u003e6.0 N ± 1 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEar coupling\u003c\/td\u003e\n\u003ctd\u003ecircumaural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e6.35 mm \/ 4.4 mm Pentaconn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable length\u003c\/td\u003e\n\u003ctd\u003e3 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer principle\u003c\/td\u003e\n\u003ctd\u003eDynamic, open\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal impedance\u003c\/td\u003e\n\u003ctd\u003e150 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight w\/o cable\u003c\/td\u003e\n\u003ctd\u003e260 g\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/table\u003e ","brand":"Sennheiser-EMEA","offers":[{"title":"Default Title","offer_id":39581069377730,"sku":"B508826","price":199.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/hd-660-s-refurbished.webp?v=1765813704"},{"product_id":"hd-450bt-refurbished","title":"HD 450BT Refurbished","description":"Step up to great wireless sound with the HD 450BT from Sennheiser. Whether relaxing at home or on the go, they offer an exceptional combination of versatility and superior sound. \u003cbr\u003e\n\u003cbr\u003e\nCreated by audio specialist Sennheiser to deliver a superior sound experience with deep dynamic bass, they feature active noise cancellation to ensure enjoyment without distraction.  Sound quality is assured by the latest wireless technology including Bluetooth 5.0 and AAC, aptX™ codec support with aptX™ Low Latency for perfectly synchronized audio when watching videos. The Sennheiser Smart Control App makes it easy to customize the sound via the equalizer or engage podcast mode for improved intelligibility of speech content. \u003cbr\u003e\n\u003cbr\u003e\nA great companion for travel, the HD 450BT has a superb 30-hour battery life with fast USB-C charging, a Voice Assistant button for Siri and Google Assistant interaction, and a robust folding design for take-anywhere durability.   \u003cbr\u003e\u003cbr\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response (Microphone)\u003c\/td\u003e\n\u003ctd\u003e80 Hz to 6,000 Hz (-3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer principle (Microphone)\u003c\/td\u003e\n\u003ctd\u003eMEMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Profiles\u003c\/td\u003e\n\u003ctd\u003eHSP, HFP, AVRCP, A2DP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e18 Hz to 22,000 Hz (-10 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound pressure level (SPL)\u003c\/td\u003e\n\u003ctd\u003e108 dB (1 kHz\/0 dBFS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD, total harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.3 % (1 kHz, 100 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEar coupling\u003c\/td\u003e\n\u003ctd\u003eAround Ear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer principle\u003c\/td\u003e\n\u003ctd\u003eDynamic, closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 238 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging time\u003c\/td\u003e\n\u003ctd\u003eApprox. 2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePick-up pattern\u003c\/td\u003e\n\u003ctd\u003eDual Beamforming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating time\u003c\/td\u003e\n\u003ctd\u003e30 hours music playback via Bluetooth with ANC activated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Specification\u003c\/td\u003e\n\u003ctd\u003eBuilt-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 600 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission frequency\u003c\/td\u003e\n\u003ctd\u003e2,402 MHz to 2,480 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Current\u003c\/td\u003e\n\u003ctd\u003e500 mA max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio codec\u003c\/td\u003e\n\u003ctd\u003eSBC, AAC, AptX™, AptX™ Low Latency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage\u003c\/td\u003e\n\u003ctd\u003e5 V, DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation scheme\u003c\/td\u003e\n\u003ctd\u003eGFSK, π\/4 DQPSK, 8DPSK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApp support\u003c\/td\u003e\n\u003ctd\u003eEQ and updates via Sennheiser Smart Control\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/table\u003e ","brand":"Sennheiser-EMEA","offers":[{"title":"BLACK","offer_id":39581070524610,"sku":"B508386","price":59.0,"currency_code":"EUR","in_stock":true},{"title":"WHITE","offer_id":42605911867586,"sku":"B508387","price":59.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/6611228983490_product_img.webp?v=1773402565"},{"product_id":"hd-560-s-audiophile-headphone-high-end-over-ear-refurbished","title":"HD 560S Refurbished","description":"\u003cp\u003eThe HD 560S indulges the audiophile evaluating their music’s entire journey through the audio path. This open-back headphone is tuned to reveal the truth in your music without sacrificing the gratifying bass response needed to reproduce complex modern music—all at a breakthrough value. \u003cbr\u003eIts transducers are angled to recreate the optimal triangular listening position for a wide, articulate soundstage. The lightweight design of the HD 560S gives the listener a “barely there” experience for extended listening sessions. \u003cbr\u003eThe low-impedance drivers offer the flexibility to reproduce hi-fi sound on virtually any of your audio devices such as portable digital audio players, laptops, A\/V receivers, audio interfaces and more. A detachable 1.8 meter cable provides the perfect amount of freedom to access your gear, and features a 6.3mm plug with a flexible 3.5mm adapter. This combination of accuracy, wide sound field, smooth bass performance, and long-term listening comfort make the HD 560S suitable for hi-fi aficionados and music tasks alike.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e120 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e6 Hz to 38 kHz (-10 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound pressure level (SPL)\u003c\/td\u003e\n\u003ctd\u003e110 dB (1 kHz \/ 1 V RMS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD, total harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.05 % (1 kHz \/ 90 dB SPL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJack plug\u003c\/td\u003e\n\u003ctd\u003e6.35 mm with 3.5 mm adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer principle\u003c\/td\u003e\n\u003ctd\u003edynamic, open\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight w\/o cable\u003c\/td\u003e\n\u003ctd\u003e240 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEar pad material\u003c\/td\u003e\n\u003ctd\u003eVelour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sennheiser-EMEA","offers":[{"title":"Default Title","offer_id":39581071409346,"sku":"B509144","price":99.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_560S_sennheiser_01_d27aa8d1-8201-4ce1-bc9b-e400f490c610.jpg?v=1747659753"},{"product_id":"high-end-headphones-audiophiles-hd-820-refurbished","title":"HD 820 Refurbished","description":"With these groundbreaking closed dynamic headphones passionate music lovers can now enjoy their music at an audiophile level wherever they please, at home or on the move. Featuring unique glass transducer covers that minimize resonances, the HD 820 are simply the most transparent-sounding closed headphones in the world, extending the boundaries of what has been achieved in sound reproduction with closed type headphones up to now. Developed and made in Germany, they offer an incredibly realistic, natural sound field and also stand apart by the extraordinary attention given to every detail of their design. Their soft comfortable microfiber ear pads are hand crafted, providing excellent attenuation of ambient noise, while the robust metal headband includes an inner damping element. Get ready for an unparalleled listening experience.   \u003cbr\u003e\u003cbr\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e300 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response (Headphones)\u003c\/td\u003e\n\u003ctd\u003e12 - 43800 Hz (-3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response (Headphones)\u003c\/td\u003e\n\u003ctd\u003e6 - 48000 Hz (-10 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound pressure level (SPL)\u003c\/td\u003e\n\u003ctd\u003e103 dB at 1 kHz, 1V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEar coupling\u003c\/td\u003e\n\u003ctd\u003earound the ear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJack plug\u003c\/td\u003e\n\u003ctd\u003e6.35 mm \/ 4.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJack plug\u003c\/td\u003e\n\u003ctd\u003eXLR-4 (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable length\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e360 g without cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer principle (headphones)\u003c\/td\u003e\n\u003ctd\u003edynamic, closed\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/table\u003e ","brand":"Sennheiser-EMEA","offers":[{"title":"Default Title","offer_id":39581073473730,"sku":"B507435","price":1299.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_820-Sennheiser-01_d1b26f4c-d93d-451f-8c29-6bc21055159f.jpg?v=1747659750"},{"product_id":"hd-820","title":"HD 820","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 820 is a closed-back audiophile headphone designed to combine natural spatial reproduction with isolation from surrounding sound. Its glass-covered earcups are an acoustic component, directing reflected energy toward absorbers to reduce unwanted resonance.\u003c\/p\u003e\u003cp\u003eHandcrafted microfiber pads and a damped metal headband support comfortable, attentive listening. The result is a headphone for music lovers who want a detailed home listening experience without choosing a fully open earcup design.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlass transducer covers:\u003c\/strong\u003e The distinctive covers reflect sound toward an absorber, helping control resonance rather than merely enclosing the driver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed circumaural construction:\u003c\/strong\u003e Around-ear isolation helps keep external sound from competing with quieter musical detail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandcrafted microfiber pads:\u003c\/strong\u003e Soft contact surfaces provide comfort and passive attenuation for sustained listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamped metal headband:\u003c\/strong\u003e An internal damping element helps control vibration through the headphone structure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision cable design:\u003c\/strong\u003e A symmetrical, impedance-matched low-capacitance cable supports the analog signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced connection option:\u003c\/strong\u003e The listed 4.4 mm connection accommodates an appropriately equipped balanced headphone amplifier.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, closed transducers have a 300-ohm impedance. Frequency response is specified at 12–43,800 Hz at -3 dB and 6–48,000 Hz at -10 dB, showing how the measurement threshold changes the quoted range.\u003c\/p\u003e\u003cp\u003eSound pressure is rated at 103 dB at 1 kHz\/1 V, with distortion below 0.02% at 1 kHz and 100 dB in the detailed specification. Weight is 360 g without the cable, and the three-metre cable supports placement beside a dedicated listening chair.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 820 suits audiophile listening where a closed design is preferable to open-back headphones, including shared home environments. Its high-impedance construction and detailed presentation are particularly appropriate for a capable dedicated headphone setup.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eListed analog connections are 6.35 mm and balanced 4.4 mm, with an XLR-4 cable identified as optional. Match the cable to the amplifier’s output and use a source suitable for a 300-ohm headphone. The documented system is wired, not a Bluetooth or active noise-cancelling headset.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40614329974978,"sku":"507435","price":1999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_Sennheiser_HD_820_Headset_01.jpg?v=1755694763"},{"product_id":"hd-450bt","title":"HD 450BT","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 450BT wireless headphones combine deep, dynamic bass with active noise cancellation for listening at home or on the move. Their closed, around-ear design creates a personal space for music, while Bluetooth codec options support both everyday playback and video listening with compatible sources.\u003c\/p\u003e\u003cp\u003eThe folding construction makes the headphones easier to pack, and the stated 30-hour battery life supports longer journeys. Sound adjustment in the Sennheiser Smart Control App lets you tailor playback rather than accept a single fixed balance.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive noise cancellation:\u003c\/strong\u003e Reduce surrounding distractions when you want to concentrate on music or spoken content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-hour listening endurance:\u003c\/strong\u003e The specified Bluetooth playback time with ANC activated helps reduce charging interruptions on longer days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-latency codec option:\u003c\/strong\u003e aptX Low Latency can improve audio-video alignment when the source also supports it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp equalizer and podcast mode:\u003c\/strong\u003e Personalize your music and use speech-focused tuning for spoken-word listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDedicated voice assistant button:\u003c\/strong\u003e Access Siri or Google Assistant through a connected compatible device without reaching for its screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFolding travel design:\u003c\/strong\u003e A robust, collapsible construction makes the headphones easier to store between journeys.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C charging:\u003c\/strong\u003e Recharge through a familiar connector, with fast charging and an approximately two-hour full-charge specification.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, closed-back drivers cover 18–22,000 Hz at -10 dB. Rated sound pressure is 108 dB at 1 kHz\/0 dBFS, and total harmonic distortion is below 0.3% at 1 kHz and 100 dB. The approximately 238 g around-ear construction balances portability with full-size headphone wear.\u003c\/p\u003e\u003cp\u003eA built-in 3.7 V, 600 mAh lithium-polymer battery provides the stated 30-hour Bluetooth playback time with ANC on. Dual-beamforming MEMS microphones cover 80–6,000 Hz at -3 dB for voice pickup. Charging uses 5 V DC with a maximum current of 500 mA.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 450BT suits commuters, travellers and home listeners looking for wireless noise-cancelling headphones with physical assistant access and adjustable sound. The folding construction supports carrying them, while podcast mode is useful when listening shifts from music to speech.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eBluetooth 5.0 supports SBC, AAC, aptX and aptX Low Latency, together with HSP, HFP, AVRCP and A2DP profiles. The source must support the selected codec, and low-latency video benefits are not guaranteed with an incompatible source. The Sennheiser Smart Control App provides EQ and updates; USB-C is used for charging.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Black","offer_id":40614475497666,"sku":"508386","price":95.0,"currency_code":"EUR","in_stock":false},{"title":"White","offer_id":42605949157570,"sku":"508387","price":139.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/HD_450BT_Black_White_Sennheiser_0f05e4f9-eb64-4532-95ab-08fb51cd811e.jpg?v=1755694759"},{"product_id":"hd-560s","title":"HD 560S","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 560S open-back headphones are tuned for listeners who want to understand a recording rather than simply add emphasis to it. Their revealing presentation combines a wide sound field with a smooth bass response, making them appropriate for close musical evaluation as well as relaxed hi-fi listening.\u003c\/p\u003e\u003cp\u003eAngled transducers are designed to recreate the geometry of an optimal triangular speaker-listening position. A lightweight construction and velour earpads help make extended sessions comfortable, so you can follow an album or examine a mix without unnecessary wearing weight.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalytical sound tuning:\u003c\/strong\u003e Hear detail across the audio path while retaining the bass response needed for complex modern recordings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngled transducers:\u003c\/strong\u003e Driver positioning supports a wide, articulate soundstage for understanding placement within a recording.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen-back construction:\u003c\/strong\u003e The acoustic design prioritizes a spacious presentation for attentive listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight 240 g build:\u003c\/strong\u003e Low weight without the cable helps reduce the physical burden of longer sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVelour earpads:\u003c\/strong\u003e Soft ear contact surfaces complement the headphone’s extended-listening focus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable cable:\u003c\/strong\u003e The 1.8 m cable gives useful reach to nearby listening equipment and can be removed from the headphone.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eHD 560S uses dynamic, open transducers with a 120-ohm impedance and a 6 Hz–38 kHz frequency response at -10 dB. Its 110 dB sound-pressure rating is measured at 1 kHz\/1 V RMS, while total harmonic distortion is below 0.05% at 1 kHz and 90 dB SPL.\u003c\/p\u003e\u003cp\u003eThe angled driver arrangement shapes the listening geometry rather than relying on surround processing. The headphone weighs 240 g without its cable, and velour pads support the lightweight design’s focus on sustained listening comfort.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 560S suits hi-fi enthusiasts, detail-focused music listeners and people performing music-evaluation tasks. Its open-back design makes a quiet listening environment preferable when the goal is to hear subtle changes in a recording rather than isolate yourself from a busy room.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe detachable 1.8 m cable uses a 6.35 mm plug, with a flexible 3.5 mm adapter for matching smaller headphone outputs. Suitable sources include headphone-equipped audio interfaces, receivers, laptops and digital audio players. Output capability varies by source, so the 120-ohm load should be considered when selecting listening equipment.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40614481068226,"sku":"509144","price":149.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_560S_sennheiser_01_776884e5-6c12-4dc0-a472-4047b6f6deb3.jpg?v=1755694757"},{"product_id":"hd-600","title":"HD 600","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 600 is an open-back reference headphone for analytical music listening and technical playback. Its natural, spatial presentation is designed to help the listener examine a recording without relying on an exaggerated sound balance.\u003c\/p\u003e\u003cp\u003eOpen metal-mesh earcup covers, carefully optimized magnet systems and lightweight voice coils contribute to the acoustic design. A circumaural fit and detachable cable make the headphone a practical component in a dedicated hi-fi or reference-listening setup.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference-oriented reproduction:\u003c\/strong\u003e A natural, accurate presentation supports close attention to recording and playback differences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen metal-mesh covers:\u003c\/strong\u003e The earcup construction supports an acoustically transparent listening experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized magnet systems:\u003c\/strong\u003e Computer-optimized components are designed to reduce harmonic and intermodulation distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight aluminum voice coils:\u003c\/strong\u003e Low moving mass supports responsive handling of musical transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium magnet design:\u003c\/strong\u003e The magnetic system supports sensitivity and dynamic-range performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable OFC cable:\u003c\/strong\u003e The copper cable is designed for low handling noise and can be removed from the headphone.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, open headphone has a 300-ohm impedance and a 12–40,500 Hz frequency response. Sound pressure is listed at 97 dB\/1 V, with distortion below 0.1% at 1 kHz\/1 V in the detailed specification.\u003c\/p\u003e\u003cp\u003eWeight is 260 g without the cable, and the circumaural headband construction has a specified contact pressure of 6.0 N ±1 N. A three-metre cable supports a comfortable listening distance from desktop or home equipment.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 600 suits audiophiles and technical listeners seeking a familiar reference for recordings, equipment evaluation and close musical listening. Its open construction is most useful in a quiet space where detail matters more than blocking external noise.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe detachable cable terminates in a 3.5 mm stereo plug, with a 6.35 mm adapter arrangement listed in the product data. Select a suitable analog headphone output and an amplifier capable of driving a 300-ohm headphone. Bluetooth and microphone functions are not specified.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40614812090562,"sku":"508824","price":329.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/hd_600_product_shot_iso_v1.png?v=1755694756"},{"product_id":"rcs400-1","title":"RCS 400 Cable for HD 400S","description":"\u003cp\u003eRCS 400 Cable for HD 400S\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40628026835138,"sku":"508599","price":19.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/de3cf7f07ff57d113f1dd6394dd9beed6ad16d80a33e82ce42fe196135874b93_f2cab5cf-935c-4916-b190-a3143461b820.jpg?v=1755178821"},{"product_id":"sennheiser-he-1","title":"Sennheiser HE 1","description":"","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40628071170242,"sku":"000070","price":89990.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/6689881667e20e0b06a4d999ab88f76b60f8f719a9563b1eac07e8e2c862173b.jpg?v=1629314163"},{"product_id":"hd-599-se","title":"HD 599 SE","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Sennheiser HD 599 SE is an open-back, over-ear headphone designed for discovering detail and natural spatial presentation in home listening. Its proprietary transducer technology brings music into focus without relying on wireless processing or active noise cancellation.\u003c\/p\u003e\u003cp\u003eLarge earcups and soft, replaceable pads make comfort part of the listening experience. With detachable cables for different setups, HD 599 SE provides an approachable route into dedicated hi-fi listening and a practical fit for a listening room.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen-back acoustics:\u003c\/strong\u003e A spacious, natural presentation helps you explore the placement and texture of sounds within a recording.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE.A.R. transducer positioning:\u003c\/strong\u003e Ergonomic Acoustic Refinement channels the audio signal toward your ears to support the intended listening presentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e38 mm Sennheiser transducers:\u003c\/strong\u003e Purpose-designed drivers form the basis of detailed music reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft replaceable earpads:\u003c\/strong\u003e Comfortable contact surfaces support longer sessions and can be replaced as they wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo detachable cables:\u003c\/strong\u003e A longer cable suits home equipment, while the shorter cable helps reduce excess length with nearby sources.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-size around-ear fit:\u003c\/strong\u003e Large earcups surround the ears for a comfortable alternative to on-ear pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eHD 599 SE has a 50-ohm impedance and a specified frequency response of 12–38,500 Hz. Sound pressure is rated at 106 dB SPL at 1 kHz\/1 V RMS, while total harmonic distortion is below 0.1% at 1 kHz and 100 dB SPL, describing distortion under those measurement conditions.\u003c\/p\u003e\u003cp\u003eThe headphone weighs 250 g and uses 38 mm transducers in an open acoustic construction. This design prioritizes spatial presentation rather than sealed isolation, making its surroundings an important part of choosing a listening location.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 599 SE suits music enthusiasts building a comfortable home listening setup and listeners who want to rediscover subtle details in familiar albums. A quiet room is a sensible match for its open-back design, especially when spacious presentation matters more than shutting out environmental noise.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eAnalog connections are provided by a detachable 3 m cable with a 6.3 mm plug and a 1.2 m cable with a 3.5 mm plug. A 6.3-to-3.5 mm adapter is also listed. Choose a source with a matching headphone output, or an appropriate adapter; this is a wired headphone without active noise cancellation.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40628365951170,"sku":"508697","price":199.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/HD_599_Black_Product_shot_cutout_Isofront.png?v=1755694753"},{"product_id":"hd-650","title":"HD 650","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 650 is an open-back dynamic headphone for dedicated home listening and analytical evaluation. Selected acoustic components and tightly matched systems support a detailed stereo presentation built around consistency rather than added processing.\u003c\/p\u003e\u003cp\u003eA lightweight construction and comfortable velour pads support listening over longer periods. The detachable OFC copper cable and understated finish complement a headphone designed to become a lasting part of a personal hi-fi setup.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair-matched systems:\u003c\/strong\u003e Handpicked components with narrow ±1 dB tolerances support consistent left\/right reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic metal-mesh damping:\u003c\/strong\u003e A dedicated damping element controls behaviour across the diaphragm surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized magnetic system:\u003c\/strong\u003e The design aims to minimize harmonic and intermodulation distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight aluminum voice coils:\u003c\/strong\u003e Low moving mass supports responsive transient reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable velour pads:\u003c\/strong\u003e Soft around-ear contact surfaces support long listening sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable OFC cable:\u003c\/strong\u003e Highly conductive copper and low handling noise support practical, quiet cable use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe open dynamic system uses a 42 mm transducer with a 38 mm diaphragm and a 300-ohm impedance. Total harmonic distortion is listed below 0.05% at 1 kHz\/1 V, with sensitivity of 103 dB\/1 V.\u003c\/p\u003e\u003cp\u003eThe specified high-frequency extension reaches 41 kHz. The headphone weighs 260 g without the cable, and its three-metre cable supports a dedicated home listening position. The circumaural design and velour pads emphasize sustained listening comfort.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 650 suits music enthusiasts seeking a comfortable open-back reference for extended album listening and equipment comparison. A quiet room and a suitable headphone amplifier help make the most of its analytical role and 300-ohm load.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe cable uses a 6.35 mm stereo plug, with an adapter lead to 3.5 mm listed. Match the analog connection to your equipment and choose an output appropriate for the headphone’s impedance. The documented setup is wired, with no Bluetooth or active noise-cancelling connection specified.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40628942438594,"sku":"508825","price":339.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_650_Sennheiser_01.jpg?v=1755694751"},{"product_id":"rs-175-u","title":"RS 175-U","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser RS 175-U is a digital wireless headphone system for enjoying television and music around the home. Closed, over-ear headphones combine personal listening with selectable bass and virtual surround modes, making the presentation adaptable to different entertainment.\u003c\/p\u003e\u003cp\u003eThe transmitter also serves as a charging cradle and docking station, keeping the system together between sessions. Controls on the headphones and an ergonomic fit make it easier to stay involved in a programme instead of repeatedly reaching for the TV or audio equipment.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Bass Boost:\u003c\/strong\u003e Increase bass response when you want more low-end impact from films or music.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo virtual surround modes:\u003c\/strong\u003e Choose a more spatial stereo presentation to suit different viewing and listening material.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 100 m transmission:\u003c\/strong\u003e The stated line-of-sight range gives you freedom to move rather than remain beside the transmitter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone-mounted controls:\u003c\/strong\u003e Adjust the listening experience directly on the headphones for fewer interruptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging-cradle transmitter:\u003c\/strong\u003e The transmitter doubles as the place to dock and recharge the headphones after use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog and digital inputs:\u003c\/strong\u003e Toggle between supported input connections to fit your home entertainment setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-headphone support:\u003c\/strong\u003e The transmitter can serve up to two pairs of headphones simultaneously for shared listening.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eRS 175-U uses dynamic, closed transducers with a frequency response of 17–22,000 Hz and total harmonic distortion below 0.5% at 1 kHz and 100 dB SPL. Digital transmission operates at 2.4–2.48 GHz using 8-FSK modulation.\u003c\/p\u003e\u003cp\u003eOperating time is listed at up to 18 hours, with two AAA NiMH rechargeable batteries powering the headphones. The headphone weight is 310 g. The transmitter’s digital input has a signal-to-noise ratio above 90 dBA, while the analog input is typically 85 dBA at 1 V RMS; the up-to-100 m range is specified under line-of-sight conditions.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eRS 175-U suits viewers and music listeners who want a dedicated wireless home system with a choice of bass emphasis and surround presentation. Its charging dock and on-headphone controls make it appropriate for frequent television sessions and shared entertainment with a second compatible headset.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe TR 175 transmitter provides a 3.5 mm stereo analog input and an optical digital input. The listed package includes HDR 175 headphones, transmitter, optical and audio cables, power supply adapters and two rechargeable AAA NiMH batteries. Match your TV or audio source’s output to an available input; the wireless headphone link is the system’s digital radio connection, not a stated Bluetooth connection.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40630431613122,"sku":"508676","price":259.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/RS175_1312x1312px.jpg?v=1755694750"},{"product_id":"rs-195","title":"RS 195","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser RS 195 wireless headphones bring adjustable personal sound to television and music. Designed around changing listening preferences, the system offers settings that enhance speech intelligibility or highlight musical nuances, helping you choose a presentation that is easier to follow.\u003c\/p\u003e\u003cp\u003eClosed, over-ear headphones combine an ergonomic fit with a dedicated wireless link for home listening. Seven sound presets and left\/right balance adjustment provide more individual control than simply increasing the overall volume.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeven listening presets:\u003c\/strong\u003e Choose among sound settings to find a balance that better suits your personal listening preferences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeft\/right balance control:\u003c\/strong\u003e Adjust the relative level in each ear rather than relying on one identical setting for both sides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeech mode:\u003c\/strong\u003e Reduce distracting background sound in the programme and enhance speech intelligibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMusic mode:\u003c\/strong\u003e An increased dynamic range helps bring out delicate musical detail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 100 m range:\u003c\/strong\u003e The specified line-of-sight wireless range supports moving around your home during listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog and digital input selection:\u003c\/strong\u003e Connect suitable sources through either input type and toggle between them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic closed design:\u003c\/strong\u003e The over-ear construction is intended for comfortable, extended personal listening.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, closed headphone has a 17–22,000 Hz frequency response and total harmonic distortion below 0.5% at 1 kHz and 100 dB SPL. Its maximum sound pressure is listed at 117 dB at 1 kHz with 3% THD, a separate measurement condition from the distortion figure.\u003c\/p\u003e\u003cp\u003eThe headphone weighs 340 g including batteries and operates for up to 18 hours. Two rechargeable AAA NiMH batteries supply power, with charging listed at approximately eight and a half hours. Wireless transmission uses the 2.4–2.48 GHz band, with the stated maximum range measured in line of sight.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eRS 195 suits home viewers and music listeners who want personal sound shaping, clearer programme speech and independent left\/right adjustment. Its controls are designed for entertainment listening preferences; the product is not presented here as a replacement for clinical hearing care.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe transmitter accepts optical digital audio and analog audio through a 3.5 mm stereo socket. Use a TV or audio source with a matching supported output, then select the appropriate input. The headphones communicate through the system’s dedicated 2.4 GHz digital wireless link; direct Bluetooth pairing is not specified in this product record.\u003c\/p\u003e","brand":"Sennheiser Webshop","offers":[{"title":"Default Title","offer_id":40630438822082,"sku":"508675","price":429.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/RS-195-Sennheiser-04_1.jpg?v=1755694749"},{"product_id":"hd-800-s","title":"HD 800 S","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 800 S is an open-back reference headphone designed around a natural, expansive sound field. Its 56 mm dynamic transducers direct sound toward the ears at an angle, while absorber technology controls resonant energy that can obscure finer musical detail.\u003c\/p\u003e\u003cp\u003eHandcrafted microfiber pads and a vibration-damping headband combine comfort with carefully considered mechanical design. Developed in Germany and precision-built in Ireland according to the current description, HD 800 S is intended for dedicated, detail-focused listening.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e56 mm transducers:\u003c\/strong\u003e Large purpose-designed drivers form the foundation of the headphone’s spatial presentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResonance absorber technology:\u003c\/strong\u003e Absorbing unwanted resonant energy helps reveal quieter frequency detail that could otherwise be masked.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngled sound delivery:\u003c\/strong\u003e The earcup geometry supports a natural sense of placement and acoustic space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen circumaural design:\u003c\/strong\u003e Uncovered earcups prioritize acoustic openness over environmental isolation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandcrafted microfiber pads:\u003c\/strong\u003e Soft pads support comfort during extended listening sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamped headband construction:\u003c\/strong\u003e Layered metal and plastic construction helps attenuate vibration reaching the earcups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced cable option:\u003c\/strong\u003e Listed balanced 4.4 mm connectivity accommodates suitable reference headphone equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, open headphone has a 300-ohm impedance and a specified 4–51,000 Hz response at -10 dB. Sensitivity is listed at 102 dB\/1 V, with distortion below 0.02% at 1 kHz\/1 V RMS.\u003c\/p\u003e\u003cp\u003eWeight is 330 g without the cable, and the three-metre cable supports home listening placement. The absorber system and angled 56 mm transducers address resonance and spatial reproduction through acoustic construction rather than virtual surround processing.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 800 S suits audiophiles and critical listeners seeking a spacious reference for recordings and equipment evaluation. Its open construction is best matched to quiet, dedicated listening where fine detail is not competing with environmental noise.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe product lists 6.35 mm unbalanced and 4.4 mm balanced cable connections, with an XLR-4 cable as an optional accessory. Use the correct connection for the amplifier and a source suitable for a 300-ohm headphone. Wireless operation is not specified.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40630520578242,"sku":"506911","price":1799.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_Sennheiser_HD-800-S_Over-Ear_02.jpg?v=1755694748"},{"product_id":"hd-599","title":"HD 599","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 599 open-back headphones bring natural spatial performance to home music listening. Proprietary Sennheiser transducers and Ergonomic Acoustic Refinement direct sound toward the ears, helping reveal the placement and subtle details that make familiar recordings worth exploring again.\u003c\/p\u003e\u003cp\u003eThe full-size, around-ear design pairs large earcups with soft replaceable pads for longer sessions. An ivory finish, brown headband stitching and matte metallic details give HD 599 a distinctive appearance that complements its dedicated listening-room role.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural spatial presentation:\u003c\/strong\u003e Open-back acoustics create a sense of space that supports discovering detail within recordings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE.A.R. acoustic design:\u003c\/strong\u003e Ergonomic Acoustic Refinement channels the signal toward your ears for the intended listening geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e38 mm proprietary transducers:\u003c\/strong\u003e Purpose-designed Sennheiser drivers provide the foundation for detailed home audio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft replaceable earpads:\u003c\/strong\u003e Comfortable pads support sustained listening and can be renewed as they wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable cable options:\u003c\/strong\u003e Two cable lengths let you adapt the headphone to nearby devices or equipment farther from your chair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIvory and metallic detailing:\u003c\/strong\u003e Brown stitching and matte metallic accents give the headphone a distinctive, considered finish.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eHD 599 has a 50-ohm impedance and a 12–38,500 Hz frequency response. Sensitivity is specified at 106 dB SPL at 1 kHz\/1 V RMS, with total harmonic distortion below 0.1% at 1 kHz and 100 dB SPL. These measured figures sit alongside the open acoustic design’s emphasis on natural spatial reproduction.\u003c\/p\u003e\u003cp\u003eThe headphone weighs 250 g and uses 38 mm transducers in full-size over-ear earcups. It does not use active noise cancellation, making the choice of listening environment important when evaluating quieter musical details.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 599 suits listeners seeking a comfortable first step into dedicated hi-fi headphones or an inviting everyday option for a home audio system. A quiet room is particularly suitable for its open-back presentation and detail-focused listening character.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe listed cables are a detachable 3 m cable with a 6.3 mm plug and a 1.2 m cable with a 3.5 mm plug, with a 6.3-to-3.5 mm adapter also included. Connect to a suitable analog headphone output and select the cable that matches your setup. Wireless audio connectivity is not specified.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40630544728258,"sku":"506831","price":219.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_599_Sennheiser_01_a50907c8-900e-482a-ad1b-1c0c5f6810e1.jpg?v=1755694746"},{"product_id":"hd-569","title":"HD 569","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 569 offers rich detail and clear, powerful bass in a closed-back over-ear headphone. Its acoustic isolation helps keep outside noise out and music more contained, making personal home entertainment easier in a shared environment.\u003c\/p\u003e\u003cp\u003eLarge earcups and soft replaceable pads support longer listening and calls. Two detachable cables let the headphone adapt between home equipment and a nearby mobile or computer source, including a shorter cable with microphone and remote.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed acoustic isolation:\u003c\/strong\u003e A sealed around-ear design helps reduce external noise and sound leakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE.A.R. transducer design:\u003c\/strong\u003e Ergonomic Acoustic Refinement directs sound toward the ears for the intended listening presentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetailed sound with bass weight:\u003c\/strong\u003e Sennheiser transducers combine musical detail with a powerful low-end response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo detachable cables:\u003c\/strong\u003e Choose a longer home-listening cable or a shorter cable for nearby devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-button remote and microphone:\u003c\/strong\u003e The shorter cable supports music and call handling through a compatible headset connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable soft earpads:\u003c\/strong\u003e Comfortable contact surfaces can be renewed as they wear.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe closed dynamic system uses 38 mm transducers with a 23-ohm impedance. Frequency response is 10–28,000 Hz, sensitivity is 115 dB at 1 kHz\/1 V RMS, and distortion is below 0.2% at 1 kHz and 100 dB.\u003c\/p\u003e\u003cp\u003eThe full-size around-ear construction emphasizes passive isolation and comfortable wear. The detailed product specification lists a 300 g headphone weight, while the cable options provide different reaches for different source positions.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 569 suits listeners who want home hi-fi listening with greater acoustic separation than open-back headphones, plus the flexibility to take calls. Its cable selection is useful when switching between an audio system and a compatible phone or computer.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eA detachable 3 m cable uses a 6.3 mm plug for home equipment, while the 1.2 m cable uses a 3.5 mm plug with a one-button remote and microphone. Call-control functionality depends on the connected device and any adapter. The product uses passive isolation, not ANC.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":40630549446850,"sku":"506829","price":159.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_sennheiser_hd-569_product-01.jpg?v=1755694745"},{"product_id":"hd-599-refurbished","title":"HD 599 Refurbished","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe open back HD 599 delivers impressively natural spatial performance. Topping Sennheiser’s 500 series, the full sized premium headphone offers near-audiophile levels of sound quality and exceptional wearing comfort thanks to the large ear cups and soft replaceable ear pads.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eThe Sennheiser HD 5 Series – The best in class. Remastered.\u003c\/h2\u003e\n\u003cp\u003eAs successor to our popular HD 500 series, the Sennheiser HD 5 model range offers high quality and value in any aspect. Powered by Sennheiser’s proprietary transducer technology including the “Ergonomic acoustic refinement” (E.A.R.) design, which channels the audio signal directly into your ears. Featuring a contemporary design that is both attractive and ergonomic. A real treat for all, who listen to their music with a sense of discovery.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"content-with-image__headline\"\u003eEnter the room of listening pleasure\u003c\/p\u003e\n\u003cp\u003eWith the HD 599 you step into the world of audiophile sound. There you will experience outstanding natural spatial performance, brought to you by high-end proprietary Sennheiser transducers. You may have listened to headphones that are quite good. The HD 599 will show you what lies beyond that. Be warned: there is no turning back.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"content-with-image__headline\"\u003eAlso the comfort is superior\u003c\/p\u003e\n\u003cp\u003eThe HD 599 features an open-back over-ear design. Thanks to the large ear cups with soft replaceable ear pads there is no pressure on your ears, only sound. So nothing will stop you from listening to track after track, discovering what the HD 599 will show you that you haven’t even heard yet.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"content-with-image__headline\"\u003eAudiophile sound clad in beauty\u003c\/p\u003e\n\u003cp\u003eQuality you can hear, see and feel – that’s what the HD 599 is about. Its design is premium. From the brown stitches on the headband to the matte metallic detailing on the ear cups and headband. Combined with its timeless ivory color scheme, these subtle touches contribute to the HD 599’s immediate impression of substance and quality.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":41228754059458,"sku":"B506831","price":89.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/product_detail_x2_desktop_HD_5_599_sennheiser-1_0c1c9c63-5cc5-427a-8268-004199dd79df.jpg?v=1747659725"},{"product_id":"momentum-4-wireless","title":"MOMENTUM 4 Wireless","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser MOMENTUM 4 Wireless combines an audiophile-inspired 42 mm transducer system with adaptive noise control for detailed listening throughout the day. Sennheiser Signature Sound and personal tuning tools let you enjoy music with a presentation that suits your preferences.\u003c\/p\u003e\u003cp\u003eA padded headband, deep cushioning and fold-flat construction make comfort and portability part of the experience. Long battery endurance and voice-focused microphones support moving between music, travel and calls without treating each as a separate headset task.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePersonal sound adjustment:\u003c\/strong\u003e EQ, presets, sound modes and Sound Personalization help shape playback to your taste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHybrid Adaptive ANC:\u003c\/strong\u003e Noise cancellation responds to changing surroundings to help keep attention on your audio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Transparency Mode:\u003c\/strong\u003e Let outside sounds through when you need awareness without removing the headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour beamforming microphones:\u003c\/strong\u003e Voice pickup with automatic wind noise suppression supports clearer calls and assistant access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 60 hours with ANC:\u003c\/strong\u003e The stated Bluetooth endurance reduces charging interruptions under the specified test conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart listening controls:\u003c\/strong\u003e Touch Controls, Smart Pause and Auto On\/Off simplify common listening actions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlim protective case:\u003c\/strong\u003e A fold-flat design and soft-covered hard case make the headphones easier to carry between locations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe 42 mm dynamic transducers cover 6 Hz–22 kHz, with sensitivity of 106 dB SPL at 1 kHz\/0 dBFS and distortion below 0.3% at 1 kHz and 100 dB SPL. Impedance is listed as 470 ohms active and 60 ohms passive.\u003c\/p\u003e\u003cp\u003eThe 700 mAh battery supports up to 60 hours of Bluetooth music with ANC, tested using an iPhone at medium volume. Full charging takes approximately two hours; five minutes provides up to four hours of playback. Temperatures above 30°C can extend charging time.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eMOMENTUM 4 Wireless suits frequent travellers, commuters and music lovers who want comfortable full-size headphones with flexible noise control. Its long battery rating and compact case are useful for extended listening away from a charger.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eBluetooth 5.2 supports SBC, AAC, aptX and aptX Adaptive, with A2DP, AVRCP and HFP profiles. Codec performance depends on the connected source. USB-C provides charging, and the Sennheiser Smart Control App supports sound customization.\u003c\/p\u003e","brand":"Sennheiser-global","offers":[{"title":"Black","offer_id":42276289773762,"sku":"509266","price":224.0,"currency_code":"EUR","in_stock":true},{"title":"White","offer_id":42606330675394,"sku":"509267","price":224.0,"currency_code":"EUR","in_stock":true},{"title":"Graphite","offer_id":47728918200661,"sku":"700383","price":224.0,"currency_code":"EUR","in_stock":false},{"title":"Brown","offer_id":51277288505685,"sku":"800074","price":299.9,"currency_code":"EUR","in_stock":true},{"title":"Teal","offer_id":51332143055189,"sku":"800073","price":299.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/momentum_4_isofront_v1.jpg?v=1755694731"},{"product_id":"rs-120-w","title":"RS 120-W","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser RS 120-W is an on-ear wireless TV headphone system for clear, balanced personal listening. Speech, Music and Neutral modes let you adapt the sound to programmes, streamed video or music instead of relying on one setting for everything.\u003c\/p\u003e\u003cp\u003eLightweight headphones with low headband pressure support longer viewing, while an ergonomic dial keeps volume adjustment close at hand. The transmitter doubles as a charging station, creating a straightforward home for the headphones between sessions.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree sound modes:\u003c\/strong\u003e Choose Speech, Music or Neutral to suit the material you are listening to.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-headphone volume dial:\u003c\/strong\u003e Make quick personal level adjustments without searching for a separate remote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital wireless transmission:\u003c\/strong\u003e The digital link avoids analog-radio static in the listening connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 60 m range:\u003c\/strong\u003e The stated coverage gives you room to move away from the television.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 20 hours playback:\u003c\/strong\u003e Rechargeable AAA batteries support extended viewing before docking to recharge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined transmitter and charger:\u003c\/strong\u003e A single base connects the source and provides a convenient charging position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroadcast listening:\u003c\/strong\u003e Several compatible receivers can use one transmitter for shared viewing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe open, supra-aural design uses 30 mm dynamic drivers with a frequency response of 22–19,500 Hz and a 24-ohm impedance. Distortion is below 0.7% at 1 kHz and 100 dB SPL.\u003c\/p\u003e\u003cp\u003eThe headphone weighs 215 g including batteries and uses two 1.2 V AAA NiMH rechargeable cells. Charging to more than 95% is listed at five hours. Fabric pads and low headband pressure support long-session comfort.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eRS 120-W suits home viewers who want personal TV volume, physical controls and an easy charging routine. The mode selection is useful for switching from dialogue-heavy programmes to music, while broadcast transmission supports listening together with additional compatible receivers.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe transmitter connects to suitable TV outputs through RCA or 3.5 mm connections. The specification identifies LE Audio for the wireless system; this does not establish universal direct pairing with phones or other Bluetooth receivers. Check source outputs and receiver compatibility for the intended arrangement.\u003c\/p\u003e","brand":"Sennheiser Webshop","offers":[{"title":"Default Title","offer_id":42276422877378,"sku":"700171","price":129.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/rs_120_w_iso_1_c31b4f65-8038-4eea-87ba-e98cbd03cde7.jpg?v=1755694730"},{"product_id":"hd-650-refurbished","title":"HD 650 Refurbished","description":"\u003cp\u003eSennheiser's over-ear HD 650 headphones offer optimum stereo sound for your home entertainment. Discover all its features now!“\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":42511500148930,"sku":"B508825","price":249.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/HD_650_Product_Shot_cutout_Isofront_01.png?v=1747659706"},{"product_id":"hd-660s2","title":"HD 660S2","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser HD 660S2 brings a warm, intimate sound signature to open-back audiophile listening, with extended sub-bass adding weight beneath precise musical detail. Smooth treble and natural timbre make the presentation inviting rather than deliberately forceful.\u003c\/p\u003e\u003cp\u003eOptimized transducer airflow, a revised surround and a lightweight voice coil support the acoustic design. Plush velour pads and an ergonomic headband complement the relaxed tuning, making the headphone appropriate for longer sessions with favourite recordings.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended sub-bass:\u003c\/strong\u003e Deeper low-frequency reach adds impact to bass instruments while preserving a natural presentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e38 mm precision transducers:\u003c\/strong\u003e Purpose-designed drivers combine detailed reproduction with the headphone’s warm tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVented magnet system:\u003c\/strong\u003e Controlled airflow and ventilation help minimize distortion in the driver assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight aluminum voice coil:\u003c\/strong\u003e Low moving mass supports responsive reproduction of musical transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen-back breathability:\u003c\/strong\u003e The open design and plush cushions support comfortable sustained listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIreland-built construction:\u003c\/strong\u003e The product’s listed Irish manufacture accompanies carefully developed acoustic components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo output formats:\u003c\/strong\u003e Standard 6.3 mm and balanced 4.4 mm connections accommodate suitable headphone equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic, open transducers use a 300-ohm impedance and cover 8–41,500 Hz. Sensitivity is specified at 104 dB at 1 kHz\/1 V RMS, with total harmonic distortion below 0.04% at 1 kHz and 100 dB.\u003c\/p\u003e\u003cp\u003eThe headphone weighs 260 g and uses a 1.8 m cable. Its optimized surround, diaphragm and vented magnetic structure address airflow and driver behaviour, while the velour pads and over-ear fit emphasize long-session comfort.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eHD 660S2 suits audiophiles who want detailed open-back listening with a warmer balance and more substantial sub-bass. It is particularly appropriate for quiet home sessions where tonal nuance and physical comfort matter more than environmental isolation.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eThe product lists 6.3 mm and balanced 4.4 mm plugs, plus a 6.3-to-3.5 mm adapter. Use the correct cable for the output and a source suitable for a 300-ohm headphone. Its connection is wired analog; Bluetooth and ANC are not part of the documented setup.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":42872720654530,"sku":"700240","price":450.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/products\/660S2.1.png?v=1755694722"},{"product_id":"momentum-4-copper","title":"MOMENTUM 4 Copper","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSennheiser MOMENTUM 4 Copper brings the MOMENTUM listening experience to a copper-styled edition with a refined, portable design. Its audiophile-inspired 42 mm transducer system delivers detailed Sennheiser Signature Sound, supported by personal sound adjustment for listeners who want more control over how their music feels.\u003c\/p\u003e\u003cp\u003eAdaptive Noise Cancellation responds to your environment, and Transparency Mode lets outside sounds through when awareness matters. Deep cushioned earpads, a padded headband and an extended playback specification make these headphones suited to listening well beyond short journeys.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Personalization:\u003c\/strong\u003e Use the Sennheiser Smart Control App’s EQ, presets, sound modes and personalization tools to tailor playback to your hearing preferences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdaptive ANC and Transparency:\u003c\/strong\u003e Move between a more isolated listening experience and hearing your environment without removing the headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-microphone call system:\u003c\/strong\u003e Digital beamforming and automatic wind noise suppression help your voice come through during calls and assistant interactions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 60 hours of playback:\u003c\/strong\u003e Long battery endurance reduces the need for frequent charging, with fast charging available for quick top-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic power management:\u003c\/strong\u003e Pick the headphones up to power on; automatic shutdown after 15 minutes of non-use helps avoid unnecessary battery use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Pause and touch operation:\u003c\/strong\u003e Playback responds to taking the headset off or putting it on, while the right earcup controls music, ANC, calls and your assistant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-flat protection:\u003c\/strong\u003e The space-saving construction fits into a hard case with a soft fabric cover, helping keep the headphones protected in transit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe 42 mm transducer system provides the acoustic basis for the headphone’s high-fidelity presentation. Digital beamforming uses four microphones for voice capture, while automatic wind noise suppression addresses a common source of distraction during outdoor calls.\u003c\/p\u003e\u003cp\u003eA lightweight design combines a padded headband, deep earpad cushioning and premium fabric detailing. Playback is specified at up to 60 hours, with fast charging and automatic power functions supporting day-to-day battery management.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eMOMENTUM 4 Copper suits listeners looking for premium wireless headphones with copper styling for workdays, travel and extended music sessions. The protective case and fold-flat design are useful for carrying them, while adjustable noise control supports both focused listening and occasional conversations.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eWireless codec support includes SBC, AAC and aptX Adaptive. The connected source must support a codec for it to be used, so aptX Adaptive performance depends on device compatibility. The Sennheiser Smart Control App supplies EQ, presets, sound modes and Sound Personalization.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":47145496609109,"sku":"700382","price":184.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/download_10_1a38c09f-dcca-4b99-b29c-237e47318e07.jpg?v=1765906288"},{"product_id":"momentum-4-copper-refurbished","title":"MOMENTUM 4 Copper Refurbished","description":"\u003cp\u003eAcclaimed for a perfect balance of audio excellence and luxurious, premium design and comfort, Sennheiser’s MOMENTUM range has continued to redefine the standard for sophisticated listening:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSUPERIOR SOUND EXPERIENCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e– Sennheiser Signature Sound – Powered by Sennheiser’s audiophile-inspired 42mm transducer system for exceptional high-fidelity sound.\u003c\/p\u003e\n\u003cp\u003e– Customizable Sound – Listen your way with built-in EQ, presets, sound modes, and Sound Personalization feature, which tailors the audio to your individual hearing – all accessible via the Sennheiser Smart Control App.\u003c\/p\u003e\n\u003cp\u003e– Adaptive Noise Cancellation and Transparency Mode – Advanced noise cancellation automatically adapts your sound to your surroundings. Transparency Mode lets you hear external sounds without removing your headphones.\u003c\/p\u003e\n\u003cp\u003e– Crystal-clear Calls – Four digital beamforming microphones ensure high quality voice pick-up and automatic wind noise suppression for optimized calls and easier voice assistant access.\u003c\/p\u003e\n\u003cp\u003e– Codec Support – Support for SBC, AAC, and aptX Adaptive ensures the highest quality option is automatically selected for your device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eULTIMATE COMFORT AND EXCEPTIONAL DESIGN\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e– Premium Comfort – Lightweight design features a padded headband and deep cushioned earpads to ensure exceptional and long-lasting wearing comfort.\u003c\/p\u003e\n\u003cp\u003e– Flat folding design with case – The flat folding design and premium hard case with soft fabric cover makes the storage and transportation safe, easy and space saving.\u003c\/p\u003e\n\u003cp\u003e– Elevated and Streamlined Design – Premium fabric details elevate the discrete design to complement your style. 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Audiophile-inspired 42 mm transducers provide detailed Signature Sound, while personal sound adjustment lets you shape playback to your preferences.\u003c\/p\u003e\u003cp\u003eAdaptive noise cancellation and Transparency Mode make the headphone adaptable to different surroundings. A padded headband, deep earpad cushioning and fold-flat design support long listening and easy carrying without separating comfort from appearance.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePersonal listening profile:\u003c\/strong\u003e EQ, presets, sound modes and Sound Personalization in the Smart Control App tailor the sound to you.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdaptive ANC:\u003c\/strong\u003e Noise cancellation responds to the environment to help reduce distractions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransparency on demand:\u003c\/strong\u003e Hear nearby activity without removing the headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour digital microphones:\u003c\/strong\u003e Beamforming and automatic wind noise suppression support calls and assistant interactions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Pause and touch controls:\u003c\/strong\u003e Playback responds to removal and replacement, while the right earcup controls common listening functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic power operation:\u003c\/strong\u003e Pick up to power on, with shutdown after 15 minutes of non-use to simplify battery management.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtected portability:\u003c\/strong\u003e The fold-flat construction fits a slim hard case with a soft fabric cover.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe dynamic 42 mm drivers cover 6 Hz–22 kHz, with distortion below 0.3% at 1 kHz and 100 dB SPL. Impedance is specified as 470 ohms active and 60 ohms passive, reflecting different operating states.\u003c\/p\u003e\u003cp\u003eThe 700 mAh battery supports up to 60 hours of Bluetooth music with ANC under the listed medium-volume test conditions. Full charging takes approximately two hours; five minutes provides up to four hours of playback. Temperatures above 30°C can lengthen charging time.\u003c\/p\u003e\u003ch2\u003eIdeal Use Cases\u003c\/h2\u003e\u003cp\u003eMOMENTUM 4 Denim suits listeners looking for an individually styled wireless headphone for travel, work breaks and extended music sessions. Its cushioning, long battery rating and compact case support a routine that moves between locations.\u003c\/p\u003e\u003ch2\u003eCompatibility and Connectivity\u003c\/h2\u003e\u003cp\u003eBluetooth 5.2 supports SBC, AAC, aptX and aptX Adaptive with A2DP, AVRCP and HFP profiles. Codec availability depends on the connected device. The Smart Control App provides tuning tools, and USB-C is the documented charging connection.\u003c\/p\u003e","brand":"Sennheiser-global","offers":[{"title":"Default Title","offer_id":47299917349205,"sku":"700386","price":399.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/download_9_73e3cb57-2678-488a-af2c-56b7772267b8.jpg?v=1765906149"},{"product_id":"momentum-4-denim-refurbished","title":"MOMENTUM 4 Denim Refurbished","description":"\u003cp data-mce-fragment=\"1\"\u003eAcclaimed for a perfect balance of audio excellence and luxurious, premium design and comfort, Sennheiser’s MOMENTUM range has continued to redefine the standard for sophisticated listening:\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSUPERIOR SOUND EXPERIENCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e– Sennheiser Signature Sound – Powered by Sennheiser’s audiophile-inspired 42mm transducer system for exceptional high-fidelity sound.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e– Customizable Sound – Listen your way with built-in EQ, presets, sound modes, and Sound Personalization feature, which tailors the audio to your individual hearing – all accessible via the Sennheiser Smart Control App.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e– Adaptive Noise Cancellation and Transparency Mode – Advanced noise cancellation automatically adapts your sound to your surroundings. 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The reference-grade 42 mm transducer with a 38 mm diaphragm and ultra-light 150-ohm aluminum voice coil deliver the exceptional impulse response and smooth sound for which the entire 600 series is renowned. Featuring an open baffle and angled transducers, the HD 620S replicates the spatial imaging of loudspeakers while keeping listening sessions secluded. With steel-reinforced components and supple, artificial leather earpads, the HD 620S guarantees long-term durability, reduced resonances, and all-day comfort.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImpedance:\u003c\/strong\u003e 150 ohms\u003cbr\u003e\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 6-30,000 Hz\u003cbr\u003e\u003cstrong\u003eTHD:\u003c\/strong\u003e \u0026lt;0.05% (1 kHz, 90 dB)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClosed-back headphones HD 620S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e1.8 m cable with 3.5 mm plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e3.5 to 6.3 mm adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eKeywords: Audiophile, Headphones\u003c\/span\u003e\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":49872323314005,"sku":"B700401","price":225.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/eyJwYXRoIjoic29ub3ZhXC9maWxlXC83MURjWnY4ejZMVlM0Z1FzTDh0Vy5qcGcifQ_sonova_MEx0I9Res9DqQeJoxKb-ASmEalbi2NBF6eaHndgUD1s.jpg?v=1747659676"},{"product_id":"hd-505-copper","title":"HD 505 Copper","description":"\u003cp\u003e\u003cstrong\u003eSound that has nothing to hide\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Sennheiser HD 505 Copper Edition delivers fidelity that reveals even the smallest details. This accessible audiophile headphone immerses you in music, movies, and games with stunning clarity and precision. The wide soundstage puts you in the middle of the action, uncovering nuances you never knew existed. No pairing, no lost earbuds hiding between sofa cushions—just pure sound.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt on a proven audiophile legacy\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBased on the trusted HD 500 series chassis, the HD 505 is lightweight, durable, and more\u003cbr\u003ecomfy than an old pair of sneakers (and infinitely less smelly). The brilliant performance shares a great deal with the legendary HD 560S, but of course we didn’t leave well enough alone: Fine-tuned damping now ensures even smoother, fatigue-free treble and balanced bass. The lux design with copper accents, a revised synthetic leather headband, and luxurious velour ear cushions makes these cans look and feel as good as they sound. \u003cem\u003eAccessories from the HD 500 series, like cables, are compatible.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYour ticket to audiophile sound\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003eThe high-performance 120-ohm transducer in the HD 505 is made in Ireland at our own factory. You get analytic, detailed sound across an extended frequency range of 12 Hz – 38.5 kHz. Your favorite albums and video games reveal details like never before. At just 237g, you may even forget you’re wearing these plush headphones. Affordable and uncompromising, the HD 505 is your passport to honest, immersive listening.\u003c\/p\u003e","brand":"Sennheiser Webshop","offers":[{"title":"Bronze","offer_id":50227524010325,"sku":"700453","price":179.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9636\/8578\/files\/eyJwYXRoIjoic29ub3ZhXC9maWxlXC9wTXRDZTFyRXU3UldwQmpFZHFQei5qcGcifQ_sonova_FmJ-TjdFTemQUnsUR5jQjPgnS43WwHQ4e-BOECFeQOc.jpg?v=1755694693"}],"url":"https:\/\/eu.sennheiser-hearing.com\/da-at\/collections\/over-ear.oembed","provider":"Sonova Consumer Hearing GmbH","version":"1.0","type":"link"}