YYK-ANC Noise Canceling Bluetooth 5.1 TWS Touch Mini Ear-mounted Headphones (Black)

1. Bluetooth version: v5.1 + EDR
2. Wireless frequency: 2. 4GHz
3. Support protocol: AVRCP V1.6.A2DP V1.3. HFP V1.7 Le BR/EDR Simultaneous
4. Transmission distance: around 10 meters.
5. Battery capacity: earphone 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