Features: 1. The product adopts Bluetooth 5.0 chip, which is more power-saving, low-latency, no noise, and achieves stable audio transmission.2. The product adopts intelligent noise reduction, ultra-high sensitivity anti-noise silicon microphone and wind-proof noise microphone cover to the quality of calls.3. Realize the control of the basic functions of the mobile phone, (receive calls, ); automatically the phone, if you 't to , you can press the button to reject or hang up, and then redial the last number.4. The product adopts 350mAh capacity rechargeable polymer lithium battery, with a talk time of 250 hours and a standby time of 240 hours. The product is designed with IP67 high-level waterproof, even if it is used in rainy and snowy weather, it will not be affected at all.5. The product adopts button design, reasonable layout and clear functional area, ensuring that the riding operation can be completed quickly and safely.The product adopts clip-type installation, which is suitable for summer helmets with thin edges.The product comes standard with hard wheat, which can be adjusted at will, suitable for summer helmets that do not cover the ears.The product shell is made of ABS material, the surface is treated with rubber oil, and the internal silicone inlaid structure is deeply waterproof, light-resistant and durable.SpecificationProduct name: motorcycle helmet bluetooth headsetModel: LX1Bluetooth version: 5.0Battery capacity: 350mA lithium batteryWorking hours: 25 hoursStandby time: 240 hoursCharging time: 2 hoursCharging interface: TYPE CPower requirements: 5V1ABluetooth distance: 10-20 metersInstallation : clip installation size: 100 x 65 x 25mmMaterial: ABScolour: bluePackage Contents:1 x Bluetooth 1 x Hard wire wheat1 x Charging cable1 x Chinese and English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.