Sena pi Universal Bluetooth Intercom Headset

The Sena pi is a universal Bluetooth Intercom system that easily converts your favorite outdoor-sport helmet into a Sena smart helmet, offering 2-way Bluetooth Intercom without needing a data plan or cell service. It also functions as an audio output device, pairing with your smartphone for music, calls, and GPS navigation. Its compact design clips onto most cycling, skating, or other helmets with straps up to 18 mm (0.7 in) wide. Control is simple with the two-button interface on the left speaker. Ready out of the box, just clip on, power up, and connect.