M7 Bluetooth Dsd Sound Mp3 Sports Hifi Audio Fm Radio Wireless Headphones have a total of six

have a total of six channels of output

System: WINCE

volume control

Standard: V5 (No battery)

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M7 Bluetooth Dsd Sound Mp3 Sports Hifi Audio Fm Radio Wireless Headphones have a total of sixHighlights: 1. built in 32GB 2. Recording format: WMA Details: Feartures: 1. Fast charging AC3. 0needs 30 minutes charging time for long standby time. 2. Support mobile phone download; but mobile phone need to support OTG function 3. Bluetooth connection CSR Bluetooth 4. 2 CD quality sound; DSD sound; shocking HIFI sound quality with great Tri band performance. 4. Suitable for Sports like running; outdoor cycling; fitness; training and ball. 5. FM