Original Lenovo X3 Pro Bone Conduction Headphone Bluetooth 5.3 Wireless Headset Waterproof Ear Hook Sports Earphones With Mic

Bluetooth version: 5.3
1. New bone conduction technology, 16mm large moving coil unit
2. Effectively reduce sound leakage, sound insulation and vibration prevention
3. Stronger anti-interference ability, low latency, and smoother games
4. IPX5 sports waterproof, light to wear without burden
5. The directional vibrator is more comfortable to wear without in-ear
6. Vibration speaker size: 16mm
7. Bluetooth transmission distance: ≥10M
8. Playing time: about 7 hours
9. Charging time: about 2 hours
10. Speaker specifications: 0.5W, 8Ω, 86±3dB
11. Rated input: 5V=100mA
12. Headphone battery capacity: 135mAh