• Bluetooth Intercom system that attaches to most cycling and multi-sport helmets by clipping to the helmet's straps
• Supports up to 2 connected riders within an effective range of 400 meters (0.25 miles) in open terrain
• Has an effective talk time of 6 hours; unit fully charges in 2.5 hours
• Pair to your smartphone and gain access to your music library, hear GPS navigation, and take or make phone calls
• Compatible with the Sena Utility App for added functionality, including Smart Intercom Pairing for quick pairing to other Sena Bluetooth devices via QR code