1. Bluetooth version: 5.0
2. Drive unit size: 32mm
3. Power supply: 5V 1A
4. Battery capacity: 450mAh
5. Charging time: 2 hours
6. Turn on Bluetooth playback time: about 40 hours
7. Frequency response range: 20Hz-20kHz
8. Impedance: 32 ohms
9. Charging interface: Type-C
10. Ergonomic design, comfortable to wear
11. Can easily switch from one Bluetooth device to another
12. With the convenient buttons on the earmuffs, you can easily control music sounds and manage calls
13. Folding design, easy to carry
14. One-key wake-up voice assistant service, convenient and quick