2-way bike to bike with universal connectivity, the world's best selling 2-way communication system has increased its range to 500m (0.3mi) with the ability to connect to any Bluetooth headset. Better together, Freecom 2+ connects with any other Bluetooth headset. But to make the most out of its unique sound and intercom qualities there is nothing like a pre-paired set of two. The extra slim waterproof design,with only 16mm top to bottom, FREECOM 2+ aerodynamic, IP67 waterproof design, makes the other Bluetooth headsets look like blunt tools.