1. Using Bluetooth 5.0 chip, more power saving, low latency, no noise, to achieve stable and high-quality audio transmission.2. Adopt intelligent noise reduction, ultra-high sensitivity anti-noise silicon microphone and wind-proof noise microphone cover to call quality.3. The product can be connected to two mobile phones at the same 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 hang up, and then redial the last code.4. The product uses a 1200mAh -capacity rechargeable lithium polymer battery, with a talk time of 30 hours and a standby time of 600 hours; it supports most smartphones to see the power display of the headset, and can check the power anytime, anywhere, at a ; it can also be used during . , while charging, to achieve both charging and use.5. 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. Suitable for most full face helmets, open face helmets, helmets, half helmets, retro helmets.Specification:Product name: Helmet bluetooth headsetModel: LX3Bluetooth version: 5.0Battery capacity: 1200mAWorking hours: about 30 hoursStandby time: 600 hoursCharging time: about 2.5 hoursCharging interface: Type-CBattery type: rechargeable lithium polymer batteryPower requirements: 5V1ABluetooth distance: 10-15 metersInstallation : clip installationMaterial:ABScolour:GreenPackage Contents:1 x Bluetooth 1 x Headphone (hard-wired microphone)1 x Charging cable1 x Speaker BuckleOnly the above package content, other products are not included.Note: Light 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.