Cardo Scala Rider Q3 MultiSet Motorcycle Bluetooth Helmet Headset System – BTSRQ3MS The scala rider Q3 MultiSet features two pre-paired scala rider Q3 motorcycle communication systems in one package. Each Q3 unit, with its stylish aerodynamic design, offers motorcycle intercom toggling in full-duplex among 4 riders at a range of up to 1 km/3,200 ft*. Click-to-Link technology also allows you to spontaneously connect with other scala riders nearby with no need for pairing. Riding with a passenger? Enjoy the soundtrack of your ride together with Cardo””s unique Music-Sharing? technology giving you the power to be the DJ. The Q3 can connect to 2 mobile phones, A2DP (Bluetooth stereo) music players, and GPS navigation devices. It also has a built-in FM radio with RDS and a cable connection for non-A2DP MP3 players. To ensure that the Q3 remains at the forefront of technology, you can update its software online via your Mac or PC.** The scala rider Q3 MultiSet includes interchangeable Hybrid and Corded microphone options in the same package to suit any helmet. *Results may vary according to terrain **Minimum requirement: Windows XP? / Mac OS X 10.5