ong range-1200 meters intercom, Wireless interphone kits for helmet motorcycle, Snowmobile, ski, ATV etc.
Up to 120km/h speed and Up to 7hours talking time;Wind noise DSP cancellation,Full weather protected
Auto-receiving mobile call,Mobile/mp3/stereo music,Audio navigation from GPS
Works with any equipped with bluetooth function,mobile phone,GPS or MP3 Stereo music With 3.5mm audio input
Note:This multi interphone system allows 2 riders to connect to each other at the same time, and one main rider to contact with other five riders respectively at a time (of course you will have to buy more systems to get to 6).