Introductionï¼? Motorcycle Bluetooth intercom V8 is designed for helmets. This is bluetooth stereo headset, widely used for motorcycle helmets, bike users. Full duplex calls allow you to talk with other partners simultaneously The easy-to access and intuitive button operations make Motorcycle Buetooth headset a perfect companion for motorcycle riders and keep riders safe when riding. Key Features: The Bluetooth system allows the max call distance 1000m and actually realizes the fully duplex wireless communication among 5 riders. 1.NFC :Near Field Communication, wireless Communication from close range Motorcycle handle remote control 2.Bluetooth 3.0 3.Full duplex motorcycle intercom among 5 riders at the same time 4.National level 5 waterproof standards 5.With FM radio 6.Connecting with MP3/GPS/mobile which has bluetooth 7.function.Inter-communication: up to 5 riders 8.Inbuilt polymer lithium battery with capacity up to 530mA; 9.Standby 240h; 10.Continuous call or music playing above 8h; 11.Charging time around 3h;