Schuberth SC1 Advanced Schuberth SC1 Advanced with Advanced Noise Control from Sena, 4-way intercom, Bluetooth connection, simple Plug & Play installation, 14 hours talk time, audio multitasking, music sharing, HD Voice and FM radio. Communicate, make phone calls, navigate, listen to music - even on a motorbike, communication is easy and with even more functions. Features Invisibly integrated into the helmet (Schuberth C4 and R2 Helmets) Advanced Noise Control by Sena Controlled via the Sena Smartphone App (for Android or iPhone) Can be paired with the optional Bluetooth Handlebar Remote Bluetooth 4.1 Voice commands 4-way intercom 14 hours talk time Music sharing FM radio