The product adopts Bluetooth 5.0 chip, which is more energy-efficient, low-latency, noise-free, and achieves stable high-quality audio transmission. Adopting CVC intelligent noise reduction, ultra-sensitive silicone anti-noise microphone and windproof noise-canceling microphone cover to ensure call quality. Realize the control of the 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. Adopting a rechargeable polymer lithium battery with a capacity of 800mAh. Support 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. The product is designed with IP67 high waterproof rating, which is completely unchanged even when used in rainy or snowy weather. Adopting a large button design, the layout is reasonable and the functional areas are clear, ensuring that cycling operations can be completed quickly and safely. Equipped with cool breathing lights and three adjustable modes (flash/slow flash/breathing), bringing more colors to cycling. The product comes standard with adhesive and clip on bases, suitable for a wide range of helmet installations. The product comes standard with a 2-in-1 soft hard microphone, suitable for full helmets, off-road helmets, traction helmets, semi winter helmets, facelift helmets and retro helmets. The product shell is made of ABS material, with a surface treated with rubber oil and a built-in silicone inner frame, making it deeply waterproof, scratch-resistant in the sun and durable