Maximum talking range 800m between two riders, full duplex real two-way wireless communication;

Safe auto-receiving cell phone calls, with the function of dialing the last phone number;

Stereo HiFi music/audio function, A2DP & EDR Bluetooth enabled cell phone/MP3/GPS;

Easily mounts to all full and half face and open face helmets, almost compatiable with all the brands and models of helmets;

Digital Signal Processor (DSP) Technology for wind noise cancellation;

Water-resistance, can be wore for all weather;

Friendly for gloves;

Great for motorcycle, snowmobile, ATV, Skiing...(Convenient communication between the riders or between the rider and the pillion).