1 The product uses Bluetooth 5.3 chip, which is more energy-efficient, has low latency, no noise, and achieves stable high-quality audio transmission. 2 The product adopts CVC intelligent noise reduction, ultra-high sensitivity anti-noise microphone and windproof noise microphone cover to ensure call quality. 3 Realize the control of basic functions of mobile phones, such as making and receiving calls and playing music; Automatically answer calls. If you don't want to answer, press the key to refuse or hang up, and then call again at the end of the line. 4 The product uses a built-in 800mAh rechargeable polymer lithium battery. Supports most smartphones to check the battery level display of the headset, allowing you to check the battery level anytime, anywhere at a glance; It can also be used while cycling and charged at the same time, achieving a balance between charging and use. 5 The host structure is designed with IP67 high waterproof rating, which is completely unchanged even when used in rainy or snowy weather. 6 The product adopts a large button design, with a reasonable layout and clear functional areas, ensuring that cycling operations can be completed quickly and safely. Equipped with cool lighting effects, in order to save energy, the default power mode is to turn off the lights. The lighting effects are turned on by clicking the M key, and there are three adjustable modes to bring more colors to cycling. 8 The product comes standard with a clip base and a host Velcro sticker, with two installation methods: steel clip and sticker. 9 The product comes standard with a 2-in-1 hard-soft dual microphone cable, suitable for winter half helmets, face-lift helmets, combination helmets, full helmets, traction helmets and off-road helmets. 10 The product shell is made of ABS material, with a surface treated with oil spray, and the host's built-in silicone internal structure, making it deeply waterproof, sun-resistant and durable.