{"product_id":"sennheiser-x-massdrop-hd-6xx-open-back-audiophile-headphones","title":"Sennheiser x Massdrop HD 6XX Open-Back Audiophile Headphones","description":"\u003ch1\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eExperience the renowned Sennheiser sound with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSennheiser x Massdrop HD 6XX\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a collaborative headphone model inspired by the acclaimed HD 650 series. Designed for dedicated music listening, the HD 6XX is appreciated for its smooth presentation, natural vocals, balanced midrange and warm, engaging sound.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its open-back design and full-size ear cups, it offers an enjoyable listening experience for audiophiles who value musical detail and tonal balance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e42 mm Dynamic Drivers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed for detailed, natural-sounding audio reproduction.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOpen-Back Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Creates an airy listening presentation, making these headphones particularly suitable for quiet listening environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBalanced Sound Signature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Known for natural vocals, smooth midrange and warm bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComfortable Over-Ear Fit:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Full-size ear cups designed for extended listening sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDetachable Cable:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows the cable to be disconnected and replaced.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudiophile Heritage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Developed through a collaboration between Sennheiser and Massdrop, drawing on the HD 600-series design tradition.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Sennheiser x Massdrop\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e HD 6XX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wired, open-back over-ear headphones\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDriver Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dynamic\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDriver Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 42 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImpedance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 300 ohms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFrequency Response:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 Hz–41 kHz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSensitivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 103 dB SPL at 1 V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCable Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 1.8 m\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConnector:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3.5 mm stereo jack\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eColour:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Midnight blue\/black\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 260 g without cable\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe specifications are based on the manufacturer's published information.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCondition\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis is a pre-owned pair with visible signs of use. The ear cushions show wear and compression, and the headband padding appears aged. Please examine the photographs carefully to assess the cosmetic condition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunctional status has not been confirmed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The headphones should be tested for audio output from both drivers, channel balance, cable connections and distortion before being described as fully working.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePackage Contents\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSennheiser x Massdrop HD 6XX headphones\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe detachable cable, adapter, original packaging and other accessories are included only if supplied with the item.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Compatibility Note\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThese headphones have a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e300-ohm impedance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. They can work with suitable audio sources, but some devices may not provide enough output for comfortable listening levels. A compatible headphone amplifier or audio interface may improve performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose the HD 6XX?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe HD 6XX is a recognised choice for music enthusiasts who prefer a natural, smooth and detailed sound over exaggerated bass or overly bright treble. Its open-back construction makes it particularly suitable for home listening and dedicated audio setups.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eA classic audiophile headphone model for music lovers and collectors, available pre-owned from VintageRecords.in.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Vintage Records","offers":[{"title":"Default Title","offer_id":67937301954808,"sku":null,"price":15000.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/8392\/2680\/files\/WhatsAppImage2026-11-02at9.23.14PM.jpg?v=1793636439","url":"https:\/\/vintagerecords.in\/products\/sennheiser-x-massdrop-hd-6xx-open-back-audiophile-headphones","provider":"Vintage Records","version":"1.0","type":"link"}