{"product_id":"sennheiser-hd-300-pro-monitoring-headphones","title":"Sennheiser HD 300 Pro Monitoring Headphones","description":"\u003ch1\u003eSennheiser HD 300 Pro Monitoring Headphones\u003c\/h1\u003e\n\u003ch2\u003eClosed-Back Studio Monitoring Headphones with Passive Noise Reduction\u003c\/h2\u003e\n\u003cp\u003eThe Sennheiser HD 300 Pro Monitoring Headphones are designed for mixing and other professional audio applications where accurate monitoring, comfort, and isolation are important. Their closed-back circumaural design surrounds the ears to help reduce unwanted ambient noise, making them a practical choice for studio work, production rooms, editing stations, and other focused listening environments.\u003c\/p\u003e\n\u003cp\u003eDynamic drivers deliver a linear frequency response across a 6 Hz to 25 kHz range, supporting clear audio reproduction for professional monitoring tasks. The HD 300 Pro also provides up to 32 dB of passive noise reduction and is constructed to remain distortion-free at sound pressure levels up to 123 dB.\u003c\/p\u003e\n\u003cp\u003eFor long listening sessions, the HD 300 Pro uses viscoelastic earpads and a padded headset design intended to support comfort during extended use. The headphones are foldable for storage and transport, with a wired 3.5mm TRS connection and included quarter-inch TRS adapter for compatibility with supported professional audio equipment.\u003c\/p\u003e\n\u003cp\u003eWith a 64-ohm impedance, 108 dB sensitivity at 1 kHz \/ 1 Vrms, 500 mW maximum power handling, and a 4.9 ft cable, the HD 300 Pro fits well into monitoring setups that require reliable wired headphone performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClosed-back circumaural monitoring headphones for mixing and professional audio applications\u003c\/li\u003e\n\u003cli\u003eDynamic drivers with linear frequency response across the audio spectrum\u003c\/li\u003e\n\u003cli\u003e6 Hz to 25 kHz frequency response for detailed monitoring\u003c\/li\u003e\n\u003cli\u003eUp to 32 dB passive noise reduction for focused listening\u003c\/li\u003e\n\u003cli\u003eViscoelastic earpads and padded headset design for prolonged listening\u003c\/li\u003e\n\u003cli\u003e3.5mm TRS connection with included quarter-inch TRS adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProfessional Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStudio mixing\u003c\/li\u003e\n\u003cli\u003eAudio editing\u003c\/li\u003e\n\u003cli\u003eProduction monitoring\u003c\/li\u003e\n\u003cli\u003eCritical listening\u003c\/li\u003e\n\u003cli\u003eProfessional audio playback review\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSystem Integration\u003c\/h2\u003e\n\u003cp\u003eThe Sennheiser HD 300 Pro integrates into wired professional audio systems that provide compatible 3.5mm TRS or quarter-inch TRS headphone outputs. Its closed-back over-ear design, passive isolation, and foldable construction make it suitable for studio desks, editing rooms, production workstations, and portable monitoring setups.\u003c\/p\u003e\n\u003ch2\u003eBroadcast Workflow Benefits\u003c\/h2\u003e\n\u003cp\u003eFor professional monitoring workflows, the HD 300 Pro helps users concentrate on program audio by combining passive noise reduction with clear dynamic-driver reproduction and long-wear comfort. This supports more focused mix decisions, cleaner playback review, and practical day-to-day monitoring in active production environments.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre the Sennheiser HD 300 Pro headphones closed-back?\u003c\/h3\u003e\n\u003cp\u003eYes. The HD 300 Pro uses a closed-back circumaural design that surrounds the ears and helps reduce unwanted ambient noise.\u003c\/p\u003e\n\u003ch3\u003eHow much passive noise reduction does the HD 300 Pro provide?\u003c\/h3\u003e\n\u003cp\u003eThe HD 300 Pro provides up to 32 dB of passive noise reduction.\u003c\/p\u003e\n\u003ch3\u003eWhat is the frequency response of the HD 300 Pro?\u003c\/h3\u003e\n\u003cp\u003eThe HD 300 Pro has a frequency response of 6 Hz to 25 kHz.\u003c\/p\u003e\n\u003ch3\u003eDoes the HD 300 Pro include active noise cancellation?\u003c\/h3\u003e\n\u003cp\u003eNo. The HD 300 Pro does not include active noise cancellation. It uses closed-back construction and passive noise reduction for isolation.\u003c\/p\u003e\n\u003ch3\u003eWhat is included with the HD 300 Pro?\u003c\/h3\u003e\n\u003cp\u003eThe package includes the Sennheiser HD 300 Pro Monitoring Headphones, a quarter-inch adapter, one 3.5mm cable, and a limited 2-year manufacturer warranty.\u003c\/p\u003e\n\u003ch2\u003eRelated Equipment and Workflow Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe HD 300 Pro is compatible with supported professional audio equipment that provides 3.5mm TRS or quarter-inch TRS headphone connectivity. It is useful in mixing, editing, production, and monitoring environments where wired operation and closed-back isolation are needed.\u003c\/p\u003e\n\u003cp\u003eIts foldable construction and passive noise reduction make it practical for users who need a dependable monitoring headphone that can move between studio workstations, production rooms, and portable audio setups.\u003c\/p\u003e\n\u003ch2\u003eWhy Professionals Use This Type of Product\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHelps reduce unwanted ambient noise during monitoring\u003c\/li\u003e\n\u003cli\u003eSupports clear reproduction for mixing and professional audio work\u003c\/li\u003e\n\u003cli\u003eProvides closed-back over-ear isolation for focused listening\u003c\/li\u003e\n\u003cli\u003eOffers padded comfort for prolonged listening sessions\u003c\/li\u003e\n\u003cli\u003eConnects to supported 3.5mm and quarter-inch headphone outputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAdditional Compatibility Information\u003c\/h2\u003e\n\u003cp\u003eThe Sennheiser HD 300 Pro Monitoring Headphones are a strong fit for users searching for closed-back studio headphones, professional monitoring headphones, passive noise reduction headphones, mixing headphones, and wired headphones for compatible studio and production equipment.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":51388269691158,"sku":"HD 300 PRO","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/7622\/9910\/files\/1536320768_1433145.jpg?v=1780593471","url":"https:\/\/store.ave.tech\/products\/sennheiser-hd-300-pro-monitoring-headphones","provider":"AVE Store","version":"1.0","type":"link"}