VCAN Blinc 210 Gloss Black X-Large Modular Street Helmet Modular helmet with ABS thermoplastic shell and metal latch mechanism for increased safety Bluetooth 1.2 enable for cell phone use, music streaming and clear GPS direction, plus combine 2 helmets for Intercom (rider to passenger and passenger to rider) and 2-way communication (bike to bike up to 30 feet) Waterproof and glove friendly controls with noise cancelling mic Rechargeable lithium Ion battery gives 4 hours of continuous talk time and up to 100 hours on standby and full recharge in just 6 hours with provided charger Retractable Sun visor included