{"product_id":"sennheiser-hd-400s-around-ear-headphones-noise-isolation-earphone-stereo-music-foldable-sport-headset-deep-bass-for-mobile-phone","title":"Sennheiser HD 400S Closed-Back Headphones","description":"\u003cp data-start=\"389\" data-end=\"438\"\u003eClear sound, isolation and everyday practicality.\u003c\/p\u003e\n\u003cp data-start=\"440\" data-end=\"698\"\u003eThe \u003cstrong data-start=\"444\" data-end=\"466\"\u003eSennheiser HD 400S\u003c\/strong\u003e are \u003cstrong data-start=\"471\" data-end=\"507\"\u003eclosed-back, over-ear headphones\u003c\/strong\u003e designed for focused listening, calls and daily use. Their closed construction provides \u003cstrong data-start=\"596\" data-end=\"623\"\u003epassive noise isolation\u003c\/strong\u003e, helping reduce external distractions without electronic noise cancelling.\u003c\/p\u003e\n\u003cp data-start=\"700\" data-end=\"1013\"\u003eEquipped with \u003cstrong data-start=\"714\" data-end=\"733\"\u003edynamic drivers\u003c\/strong\u003e, the HD 400S delivers a balanced sound with controlled low end and clear mids, making them suitable for music, gaming, video calls and general listening. The \u003cstrong data-start=\"892\" data-end=\"937\"\u003ebuilt-in microphone and one-button remote\u003c\/strong\u003e allow easy call and playback control when connected to phones or computers.\u003c\/p\u003e\n\u003cp data-start=\"1015\" data-end=\"1101\"\u003eLightweight and foldable, they’re easy to carry and comfortable for extended sessions.\u003c\/p\u003e\n\u003chr data-start=\"1103\" data-end=\"1106\"\u003e\n\u003ch3 data-start=\"1108\" data-end=\"1120\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"1122\" data-end=\"1471\"\u003e\n\u003cli data-start=\"1122\" data-end=\"1163\"\u003e\n\u003cp data-start=\"1124\" data-end=\"1163\"\u003eClosed-back over-ear headphone design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1164\" data-end=\"1220\"\u003e\n\u003cp data-start=\"1166\" data-end=\"1220\"\u003ePassive noise isolation for reduced background noise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1221\" data-end=\"1280\"\u003e\n\u003cp data-start=\"1223\" data-end=\"1280\"\u003eDynamic drivers with balanced sound and controlled bass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1281\" data-end=\"1332\"\u003e\n\u003cp data-start=\"1283\" data-end=\"1332\"\u003eBuilt-in microphone for calls and communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1333\" data-end=\"1380\"\u003e\n\u003cp data-start=\"1335\" data-end=\"1380\"\u003eOne-button in-line remote for basic control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1381\" data-end=\"1419\"\u003e\n\u003cp data-start=\"1383\" data-end=\"1419\"\u003eFoldable design for easy transport\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1420\" data-end=\"1471\"\u003e\n\u003cp data-start=\"1422\" data-end=\"1471\"\u003eWired connection for stable, latency-free audio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1473\" data-end=\"1476\"\u003e\n\u003ch3 data-start=\"1478\" data-end=\"1496\"\u003eSpecifications\u003c\/h3\u003e\n\u003cp data-start=\"1498\" data-end=\"2036\"\u003e\u003cstrong data-start=\"1498\" data-end=\"1508\"\u003eBrand:\u003c\/strong\u003e Sennheiser\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e\u003cstrong data-start=\"1522\" data-end=\"1532\"\u003eModel:\u003c\/strong\u003e HD 400S\u003cbr data-start=\"1540\" data-end=\"1543\"\u003e\u003cstrong data-start=\"1543\" data-end=\"1552\"\u003eType:\u003c\/strong\u003e Wired Over-Ear Headphones\u003cbr data-start=\"1578\" data-end=\"1581\"\u003e\u003cstrong data-start=\"1581\" data-end=\"1601\"\u003eAcoustic Design:\u003c\/strong\u003e Closed-back\u003cbr data-start=\"1613\" data-end=\"1616\"\u003e\u003cstrong data-start=\"1616\" data-end=\"1632\"\u003eDriver Type:\u003c\/strong\u003e Dynamic\u003cbr data-start=\"1640\" data-end=\"1643\"\u003e\u003cstrong data-start=\"1643\" data-end=\"1657\"\u003eImpedance:\u003c\/strong\u003e 18 Ω\u003cbr data-start=\"1662\" data-end=\"1665\"\u003e\u003cstrong data-start=\"1665\" data-end=\"1701\"\u003eFrequency Response (Headphones):\u003c\/strong\u003e 18 Hz – 20,000 Hz\u003cbr data-start=\"1719\" data-end=\"1722\"\u003e\u003cstrong data-start=\"1722\" data-end=\"1747\"\u003eSound Pressure Level:\u003c\/strong\u003e 120 dB SPL (1 kHz \/ 1 Vrms)\u003cbr data-start=\"1775\" data-end=\"1778\"\u003e\u003cstrong data-start=\"1778\" data-end=\"1808\"\u003eTotal Harmonic Distortion:\u003c\/strong\u003e \u0026lt; 0.5% (1 kHz \/ 100 dB)\u003cbr data-start=\"1832\" data-end=\"1835\"\u003e\u003cstrong data-start=\"1835\" data-end=\"1850\"\u003eMicrophone:\u003c\/strong\u003e Integrated, omnidirectional\u003cbr data-start=\"1878\" data-end=\"1881\"\u003e\u003cstrong data-start=\"1881\" data-end=\"1917\"\u003eFrequency Response (Microphone):\u003c\/strong\u003e 100 Hz – 10,000 Hz\u003cbr data-start=\"1936\" data-end=\"1939\"\u003e\u003cstrong data-start=\"1939\" data-end=\"1953\"\u003eConnector:\u003c\/strong\u003e 3.5 mm angled plug\u003cbr data-start=\"1972\" data-end=\"1975\"\u003e\u003cstrong data-start=\"1975\" data-end=\"1992\"\u003eCable Length:\u003c\/strong\u003e Approx. 1.4 m\u003cbr data-start=\"2006\" data-end=\"2009\"\u003e\u003cstrong data-start=\"2009\" data-end=\"2020\" data-is-only-node=\"\"\u003eWeight:\u003c\/strong\u003e Approx. 217 g\u003c\/p\u003e\n\u003chr data-start=\"2038\" data-end=\"2041\"\u003e\n\u003ch3 data-start=\"2043\" data-end=\"2063\"\u003ePackage Contents\u003c\/h3\u003e\n\u003cul data-start=\"2065\" data-end=\"2202\"\u003e\n\u003cli data-start=\"2065\" data-end=\"2113\"\u003e\n\u003cp data-start=\"2067\" data-end=\"2113\"\u003e1 × Sennheiser HD 400S Around-Ear Headphones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2114\" data-end=\"2186\"\u003e\n\u003cp data-start=\"2116\" data-end=\"2186\"\u003e1 × Detachable single-sided cable with in-line remote and microphone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2187\" data-end=\"2202\"\u003e\n\u003cp data-start=\"2189\" data-end=\"2202\"\u003eUser manual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stage Supply","offers":[{"title":"black","offer_id":53807401992467,"sku":"14:193","price":46.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/7012\/0211\/files\/S20bea5bfc6a04eaca16b714bbea7923cN.webp?v=1770673429","url":"https:\/\/stagesupplygear.com\/products\/sennheiser-hd-400s-around-ear-headphones-noise-isolation-earphone-stereo-music-foldable-sport-headset-deep-bass-for-mobile-phone","provider":"Stage Supply","version":"1.0","type":"link"}