1. Bluetooth version: BT V5.2
2. Transmission distance: about 10m
3. Battery capacity: 180mAh
4. Playing time: about 11h
5. Charging voltage: 5V
6. Product weight: about 30g
7. Power interface: Type-C
8. Number of channels: Stereo two channels
9. Bone conduction technology, non-in-ear wear, truly liberating both ears
10. Ergonomic design, stable and not easy to fall off
11. Compatible with various brands of headphones, support music on multiple platforms
12. Using memory titanium alloy, strong and durable, flexible, no deformation when bent at will