Why choose FreedConn FX Motorcycle Helmet Communication System? One-piece molding technology, 47g lightweigt, 20mm ultra-thin body1100mAh super large-capacitySupport 30h interocm, 20h music play, 300h standby timeHi-Res Certified EarphoneCVC & DSC dual noise reduction technology, capture clear voice at a speed of 80KM/hType-C fast charging interfaceSupport Voice AssistantIP67 Dust & Waterproof Technology2-10 Riders Group Communication2 Riders 10-50M Music ShareCompatible with 99.9% of Bluetooth devices, including other brands of helmet Bluetooth headset2 in 1 (soft/hard) microphone, suitable for most helmet types Bluetooth 5.0 Super stable system, achieves high speed, low delay and low distortion CVC & DSC dual noise reduction technology Capture clear voice at a speed of 80KM/h 2 Riders Music Share Let you and your partner Share Music within 10-50M 1100mAh super large-capacity Support 30h interocm, 20h music play, 300h standby time 2-10 Riders Intercom It is a perfect partner for your team Universal Pairing Universal pairing with other brands of helmet Bluetooth headset