GT01 TWS Bluetooth 5.3 Earphones HiFi Stereo Waterproof Sports Earbuds with Mic Ear Hook

Features:

1. Bluetooth version: V5.3 AD6973D4 (with power amplifier)

2. Supported protocols: A2DP HFP AVRCP

3. Battery capacity: 65mAh (The headphone battery does not come with a protection board, the headphone board has a lithium battery protection IC)

4. Charging compartment battery capacity: 400mAh (with protective board)

5. Charging time: 1.5H

6. Talk time: 7.5H

7. Play time: 8.5H

8. Standby time: 200H

9. Speaker specifications: 10*8.5*2mm square speaker

10. Sensitivity: 119+/-2dB (800MV 1KHZ)

11. Impedance: 30ohms +/- 15% Ohm, at 1KHz

12. Output power: 21mW

13. Microphone sensitivity: -42DB +/-2

14. Microphone impedance: 400ohms

15. Air conduction TWS headphones: do not fit into the ears and reduce hearing loss

16. Noise reduction method: Single microphone DNS call noise reduction

17. Input charging standard: DC 5V

18. Bluetooth working frequency: 2.402GHz-2.480GHz

19. Frequency response range: 20-20KHz

20. Transmission distance: Up to 15M

21. Voice prompt: Support

22. Wearing method: Earhook type

23. Interface: TYPE-C

24. Waterproof level: IPX4