Cardo Scala Rider G9 Powerset (Includes 2 G9 Headsets) Includes 2 G9 headsets Unique "One+8" motorcycle Intercom feature enables pre-paired G9 units to connect to 8 additional motorcycle riders within a range of up to 1 mile With Voice Command for added safety, just say the name of your "Buddy" and converse in full-duplex Connect to an A2DP Bluetooth enabled mobile phone, GPS and MP3 player to stream stereo music to your G9 or enjoy listening to the built-in FM radio