39+ Bluetooth Helmet Under 2000 Pics. If there are no obstacles such as buildings in a straight line, the motorcycle helmet intercom maximum communication distance of the group is about 2000 meters, the maximum effective. 2000m maximum distance】m1s pro is equipped with bluetooth 4.1 version, it has high compatibility and stability.
Alibaba.com offers 1,557 helmet bluetooth communication products.
This listing is for a set of multi bluetooth interphone system allows upto 6 riders to connect to each other. Bluetooth, waterproof, fits all kinds of helmets: Motorcycle helmet bluetooth headset,bluetooth 5.0,waterproof motorcycle sports headset,speakers hands free,music call control,automatic answering motorcycle bluetooth intercom, fodsports m1s pro 2000m 8 riders group motorbike helmet communication system headset universal wireless. Disadvantages of bluetooth motorcycle helmet speakers.