The product uses a 1200mAh -capacity rechargeable polymer battery, with a talk time of 30 hours and a standby time of 600 hours; it supports smartphones to see the display of the headset, and can check the anytime, anywhere, at a ; it can also be used during . , while charging, to achieve both charging and .Adopt intelligent noise reduction, ultra-high sensitivity anti-noise silicon microphone and wind-proof noise microphone cover to call .The product can be connected to two mobile phones at the time to realize the control of the basic functions of the mobile phone, (answering calls, playing music); automatically answering calls, if you do not to , you can press the button to reject or up, and then redial the last code.Using Bluetooth 5.0 chip, more saving, low latency, no noise, to achieve stable and high- audio transmission.The product is designed with IP67 high-level waterproof, even if it is used in rainy and weather, it will not be affected at all. Suitable for full helmets, helmets, helmets, half helmets, retro helmets.