1. Sound conduction technology, low frequency muddy, mid-frequency delicate, high frequency penetration
2. Full-range dynamic unit, three frequency balance, HiFi level sound
3. Lightweight design, long wear without pain, firm and not easy to fall
4. Intelligent recognition of environmental noise, high-definition microphone
5. Memory titanium alloy skeleton, can be bent at will, not easy to break
6. Battery capacity: 180mAh
7. Bluetooth version: V5.2
8. Transmission distance: about 10-15m
9. Use time: about 13h
10. Charging port: USB
11. Weight: about 58g