1. Material: Aluminum alloy + ABS
2. Bluetooth version: V5.3
3. Bluetooth distance: about 10m
4. Rated power: 3mW
5. Driver unit: 13mm dynamic coil
6. Frequency response: 5HZ-50KHZ
8. Standby time: about 200h
9. Charging case battery capacity: 300mAh
10. Headphone battery capacity: 30mAh
11. Charging time: about 2h
12. Playing time: about 4-5h
13. Reduce sound leakage, no fear of multiple people playing together
14. Bluetooth 5.3, faster, more stable and lower latency
15. 360-degree sound positioning, enhanced stereo sound effect