awei TZ12 Sport Wireless BT 5.4 Air Conduction Earphones(Black)

awei TZ12 Sport Wireless BT 5.4 Air Conduction Earphones(Black)
awei
sku: 3629704
$11.68
Shipping from: China
   Description
1. Bluetooth version: V5.4 AB5656C22. Channel system: Stereo3. Supported protocols: HSP HFP A2DP AVRCP4. Battery capacity: 50mAh (without protection board, headphone board lithium battery protection IC)5. Charging compartment battery capacity: 300mAH (with protection board)6. Music playback time: 8H7. Talk time: 7H8. Charging time: 1H9. Input charging standard: DC 5V10. Sensitivity: 115+-3 DB11. Bluetooth operating frequency: 2402-2480MHz12. Frequency response range: 20HZ-20KHZ13. Maximum transmission distance: 10M14. Voice prompt: support15. Multi-point connection: not support16. Wearing method: ear hook17. Waterproof level: IPX4, strong waterproof and sweat-proof function (only for earphones, the charging case is not waterproof)18. Interface: TYPE-C
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