The Sena Rumba is a dual-certified multi-sport e-bike Bluetooth helmet featuring Sena's proven communication tech built in. With a friend, pair your helmets to one another via Bluetooth connectivity and enjoy conversations on-the-go. Enjoy communicating with your partner within an effective range of 400 m (0.25 mi) across an intercom system featuring high definition audio quality, all without requiring the use of cell phone or data usage. Pair to your smartphone via Bluetooth connectivity and enjoy listening to your music or even taking phone calls thanks to the built-in speakers. Whether you're skating or cruising your BMX, the Rumba keeps you connected! Age grade: 13 years and up.