Motorcycle Helmet Headset Bluetooth Wireless Hands-free call Kit Stereo Anti-interference Waterproof Music Player Speaker

Transmission distance: 10M (transmission distance varies depending on environmental factors and mobile phone Bluetooth devices) Bluetooth version: V4.2+CSR(updated,a little different with the manual) built-in high quality anti-interference microphone It can effectively realize hands-free answering and hang up calls High fidelity sound , support last song or next song function, volume addition and subtraction, playback pause, automatic callback and other functions, easy to operate. Using the latest CSR4.2+EDR Bluetooth technology, superior signal transmission, ultra-low power consumption, all Bluetooth devices,.syi