Feature: 1. Bluetooth Headset: Built in Bluetooth 5.0, motorcycle Bluetooth headset allows you to make handsfree calls, enjoy the use of streaming Bluetooth music, listen to GPS voice guidance and convenient intercom, and support smartphone assistants, allowing you to enjoy riding safely and happily. 2. 2600mAh Battery: The headset microphone has a built in 2600mAh lithium battery, which can achieve up to 160 hours of talk time or music playback time and 500 hours of standby time after charging. Built in low energy electronic components support mobile phone to display battery information. 3. Automatically Answer Calls: The helmet headset are equipped with CSR 5.0 chips, support intelligent noise reduction and mobile assistant systems, and can broadcast incoming call numbers. Two modes, automatic answer and manual answer, and support connecting two Bluetooth devices at the same time. 4. Clear Sound Quality: CSR 5.0 intelligent core noise reduction, 40mm strong magnetic speaker unit, 20m stable transmission distance, even if you are driving a motorcycle at high speed, the headset can provide you with powerful music and clear calls. 5. Breathing Light and IP67 Waterproof: Motorcycle helmet headset supports one click light button, double click + to easily turn on or off breathing light, cool light appearance. Waterproof ability allows you to use it with confidence in rain, snow and other weather. 6. Flexible Mounting: Providing elastic hook and loop fastener and clamp fastening mounts, and the headset has a clip to attach it to a full face helmet or other helmet. There is also a sticker for you to use on some small helmets that don't fit the clip. 7. Comfortable Experience: The motorcycle helmet headset has a 0.47in ultra thin speaker, and the host has a smartphone assistant system. Double click the volume reduce button to start the phone assistant and start the phone to play music faster. Specification: Item Type: Motorcycle Helmet Bluetooth Headset Material: ABS Bluetooth Name: A10 Bluetooth Version: Bluetooth V 5.0 Transmission Distance: 20 Meters Battery Capacity: 2600 MAh Lithium Battery (Included) Charging Time: 3-4 Hours Music Duration: About 160 Hours Standby Time: About 500 Hours Speaker Size: 40MM Sensitivity: 96dB Waterproof Grade: IP67. Package List: 1 x Motorcycle Helmet Bluetooth Headset3 x Double Sided Tape Sticker1 x Microphone Cotton1 x Headphones and Microphones4 x Hook and Loop Fastener1 x Charging Cable1 x Manual