Amazon.com: Motorcycle Helmet Bluetooth Intercom Kit, Motorbike Helmet Intercom Interphone Headset, for 2 or 3 Riders, LCD Screen/FM Radio/Mobile phone/MP3/GPS Connective/Range 800m / Handsfree (1 Pack) : Everything Else
Yideng Bluetooth for Motorcycle Helmet Headset Wireless Intercom Interphone BT-S2 Walkie-Talkie Supports FM Radio GPS Voice Command Music Hands-Free up to 3 Riders Communication in 1000m(Single) - Yahoo Shopping