Bluetooth v5.0 EDR Stereo Headset with long-range Bluetooth Intercom designed specifically for motorcycles. With the wireless headset on your helmet, you can call hands-free on your Bluetooth mobile phone, listen to stereo music or voice instructions of GPS navigations by Bluetooth wirelessly, and have intercom conversations in full duplex with a passenger or other motorcycle riders. System Features: Universal Intercom: allows pairing to other brands of Bluetooth headsetsHands free function, truly free your handSet-in rechargeable Li-ion battery, long stand-by and working time5.0 EDR Bluetooth Version, Hi-Fi earphone BT version: 5.0 EDRFrequency: 2.402GHz-2.480GHzRange: 20-30 meters (depending on the surrounding environment of the equipment such as obstacles, etc.)Microphone transmission distance: 1 meterLithium-ion battery: 3.7V/180mAPlay Duration: 8 hoursCharging voltage: 5VCharging time: 1.5 hoursStandby time: 160 hoursThickness of earphone: 14mm (0.55″)Diameter of earphone: 45mm (1.77″)
