Yideng Bluetooth Motorcycle Helmet Headset Intercom Communication Headphone Universal Wireless Interphone To 2 or 3 Riders(Dual)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>★Warranty Period: One year.If there is any question， please contact us by email in the first time. We are glad to serve you.</li><li>★Easy to Install and Excellent Waterproof: Only ensure the position of the receiver and microphone in a helmet， and try to let the receiver close to your ear，and Rain or Snow can be full of fun on riding，please care for your safe.</li><li>★Bluetooth 3.0 Intercom: Support up to 60-80mph，Can talk via Bluetooth intercom function with your 2 or 3 partners freely in 600-1000m，and only 2 riders intercom at the same time.It will be influenced mph by the obstacle and signal strength with between riders.</li><li>★Powerful Function: When you're riding， you can not only communicate with your friends， but also listen to music， answer or dial the call， GPS， and FM radio， which make your ride more exciting and interesting.</li><li>★Advanced Noise Control technology: Cuts down on background noise for both incoming and outgoing audio. and Universal Intercom protocol for cross-brand intercom compatibility.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41VsZ%2Bxh2LL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51hnFhtLd9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51aBMEq2XSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416U3LujzoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41aQ4e5WaAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41m%2BYLyg0WL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41M7OM%2BLHfL.jpg" noproxy>