YYK-ANC Noise Cancelling Bluetooth 5.1 TWS Touch Mini Ear-mounted Headphone(Black)

1. Bluetooth version: V5.1+EDR
2. Wireless frequency: 2. 4GHZ
3. Support protocol: AVRCP, V1.6.A2DP, V1.3. HFP, V1.7 Simultaneous LE, BR / EDR
4. Transmission distance: about 10 meters
5. Battery capacity: headset 60mAh, charging compartment 500mAh
6. Input voltage/current: 5V/1A
7. Play/talk time: about 4 hours
8. Charging time: about 1.5 hours
9. Standby time: about 75 hours
10. Features: multifunctional touch buttons, easy to adjust and use, clear sound quality, ANC noise reduction, Bluetooth 5.1, fast and stable transmission, wide applicability
11. Gross weight: about 195g