1. Bluetooth version: V5.3
2. Transmission frequency: 2.4G-2.48G
3. ANC noise reduction depth: 42db
4. Transmission power: CLASS 1
5. Transmission range: 10m
6. Power supply voltage: 3.0-4.2V
7. Charging voltage: 5V
8. Charging current: 500mA
9. Standby current: 3.9mA
10. Battery capacity: 1000mah
11. Standby time: 800H
12. Bluetooth call working current: 10.7ma
13. Bluetooth ANC music working current: 12.5
14. Bluetooth listening to music Working current: 9.5ma
15. Bluetooth ANC music working time: 75-80H
16. Talk time: 90H
17. Bluetooth headset listening time: 100H
18. Charging time: 2.5H
19. The lightweight bow design provides a stable and comfortable fit.
20. Refuse ear pressure and stuffiness. The earmuffs are made of fully wrapped ear protein skin with zero-pressure memory cotton, which is skin-friendly and soft
21. Lightweight and breathable. Simultaneously designed with a telescopic support arm and rotating head cover, it suitable for different head shapes and usage habits Accustomed to making self-adjustments to make wearing more comfortable and ear-friendly