Sennheiser HD1 Free Bluetooth Wireless Headphone: Features and Specifications as mentioned on Amazon

• Bluetooth 4.2 Wireless Technology, featuring Qualcomm apt X and AAC (Advanced Audio Coding) delivering enhanced Hi-Fi sound quality
• Premium transducers housed in machined stainless steel in-ear sound tunnels deliver signature HD1 sound powerful bass response, detailed vocal projection and a great sound stage
• NFC one-touch pairing for immediate connectivity to Bluetooth smart devices
• Convenient multi-connection capability with up to 2 devices simultaneously (phones and computers) with voice prompts and 3-way calling support
• Up to 6-hour battery life from USB charging supports extended wireless listening sessions. Range up to 10 meters

Sennheiser HD1 Free Bluetooth Wireless Headphone: A Complete Review

Meet the Sennheiser HD1 Free Bluetooth Wireless Headphone

The HD1 Free is true to Sennheiser’s design and engineering philosophy, offering contemporary styling, ease of use and exceptional sound quality.

It features Bluetooth 4.2, Qualcomm aptX and ACC codec processing delivering immaculate hi-fi sound. An ergonomic design and four ear adapter sizes ensure a comfortable fit. A three-button remote with microphone remote makes the HD1 Free a fully equipped headset. The six-hour battery life supports extended wireless listening sessions.

Signature Sennheiser Sound The Sennheiser HD1 Free features premium transducers housed in machined stainless steel in-ear sound tunnels deliver signature HD1 sound – powerful bass response, detailed vocal projection and a great sound stage.

Cutting-edge Wireless Technology The HD1 Free is equipped with the latest wireless transmission technology: Bluetooth 4.2, AAC codec support, and Qualcomm aptX support. Together they ensure exceptional, crystal-clear hi-fi sound. AptX Low Latency technology keeps audio perfectly in sync with visual when watching videos.

Personalized Fit Four different sized ear adapters are supplied with HD1 Free. This ensures optimum fit contributing significantly to enhance wearing comfort and sound quality. It also improves passive attenuation of ambient noise further upgrading the listening experience.

Full Headset Functionality A three-button remote and high-quality in-line microphone provides management of phone calls (including three-way calling) and music tracks. Voice prompts inform about incoming calls, device pairing and battery status. Multi-connection with up to two devices at once is also provided.

Six-hour Battery Life The HD1 Free delivers up to six-hour battery life from USB charging (cable included) supporting extended wireless listening sessions.

Streetwise Style and Features Great materials including stainless steel and featuring chrome accents highlight the good design. Magnetic earpieces elegantly join so HD Free can be comfortably worn around the neck when not in use. For protection, a luxurious leather case is supplied for storage.

Sennheiser’s HD1 Free liberates your listening experience. Cutting edge wireless connectivity combined with a luxurious, ergonomic design offers all-day listening enjoyment. High-quality dynamic transducers deliver signature Sennheiser sound featuring powerful bass response and detailed vocals in an impressive sound stage. When not being used, magnetic elements in the earpieces allow them to link together to be worn stylishly around the neck. Bluetooth 4.2, AAC codec and Qualcomm apt-X Low Latency support ensure crystal clear wireless transmission, so you can experience the critically acclaimed HD1 sound cable-free in an ultra-compact ear canal headphone. Exceptional low latency audio performance ensures brilliant synchronization of audio and video enhancing TV, movie and gaming performance. Use with mobile devices is effortless, thanks to an integrated three-button remote and microphone for controlling phone calls and music. Multi-connection is supported with up to 2 devices at once. Further convenience is ensured by intuitive voice prompts. The six-hour battery can be charged via the supplied USB cable. Luxurious leather is supplied for storage with not in use. Like all HD1 headphones, HD1 Free is crafted from premium materials delivering superior comfort, timeless style, and lasting durability.