ROCK B2 Bluetooth 5.0 Noise Reduction Bluetooth Earphone(Tarnish)

1. Bluetooth version: 5.0

2. Working distance: about 10m

3. Battery capacity: 180mAh

4. Charging time: about 2 hours

5. Play time: about 8 hours

6. Easy operation

7. Magnetic design, easy to use

8. Ergonomic design, comfortable to wear

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