1. Bluetooth 5.0 motorcycle headset supports hands-free function, suitable for most devices with Bluetooth function, it will broadcast the phone number and automatically answer the call when a call comes in, truly freeing your hands2. Built-in 1500mAh rechargeable battery, standby time can reach 600 hours after full charge, and playback time can reach 80 hours.3. IP67 waterproof technology, safer riding in rainy days, supports connecting two Bluetooth devices at the same time.4. Display battery power on iOS or Android phone, check battery power at any time and charge in time5. Easy to install, helmet Bluetooth headset is suitable for any type of full helmet and most half helmets, installed with spring steel clips, which are stronger and more flexible than most plastic clips, and are very suitable for thick or thin helmets