Docooler Motorcycle Helmet Headphones BT+EDR Headset Wireless Helmet Earphones Hands free with Mic Music Call Control USB Charging

[BT 4.0 + EDR] The usage of 4.0+EDR BT technology, superior signal transmission, ultra-low power consumption, strong compatibility, Toughen all products with BT equipment.
[Hands-free with Mic] The device supports automatic answering serve as, no wish to answer the telephone manually when calling, secure and fast, big button design, your only option for motorcycle riders.
[Good call quality] Built-in high quality anti-interference microphone, external windproof sponge, can effectively realize hands-free answering and hanging up the telephone. Sound fidelity is high.
[Multifunction] Toughen up and down songs, volume sound addition and subtraction, playback pause, automatic callback and other functions, easy to operate, easy to make use of.
[Built-in] Built-in 500mAh lithium battery. Built-in high quality headphone speaker, strong bass, clear mid-range, high-pitched sound. Built-in mini USB charging interface for speedy and easy charging.