1. Real bone conduction technology,won`t hurt ears
2. Bluetooth connection,high-definition call quality
3. Long standby time and play time
4. Super light weight,only 32.5g
5. Waterproof IP68,suitable sports running swimming
6. With light ,suitable night running
7. Build-in 32G RM,can play MP3
8. Memory Titannium Alloy hanging back,bending at will
9. Customisable LOGO and packing