1. Clear calls, long battery life, CVC8.0 noise reduction
2. Bluetooth 5.2 chip, low power consumption, energy saving and power saving
3. IP54 dustproof and waterproof, qualcomm mirror transmission
4. Function: call function
5. Frequency response range: 20-2000Hz
6. Rated power: 5w
7. Rated voltage: 5v
8. Rated current: 1A
9. The charging box provides charging times for the headset: 3 times
10. Impedance: 32 ohms
11. How to use: In-ear
12. Sensitivity: 110 dB
13. Transmission range: 10 meters
14. Power mode: USB charging / built-in lithium battery
15. Battery capacity: earphone: about 40mah, battery compartment: about 400mah