Awei TZ12 Bluetooth 5.4 Air Conduction Wireless Sports Earphones

1. Bluetooth Version: V5.4 AB5656C2
2. Channel system: Stereo
3. Supported protocols: HSP HFP A2DP AVRCP
4. Battery capacity: 50mAh (without protection board, earphone board with lithium battery protection IC)
5. Charging compartment battery capacity: 300 mAh (with protection board)
6. Music playback time: 8 h
7. Talk time: 7 h
8. Charging time: 1 h
9. Input charging standard: DC 5V
10. Sensitivity: 115 + 3 dB
11. Bluetooth operating frequency: 2402 - 2480 MHz
12. Frequency response range: 20 HZ - 20 KHZ
13. Maximum transmission distance: 10 M
14. Voice Prompt: Supported
15. Multipoint connection: not supported
16. Wearing method: ear hook
17. Waterproof level: IPX4, strong waterproof and sweatproof function (only for earphones, the charging case is not waterproof)
18. Interface: TYPE C