Remax TWS-50i Bluetooth 5.1 True Wirelss Stereo Music Bluetooth Earphone, White

1. Bluetooth version: 5.1
2. Material: ABS
3. Battery capacity: charging compartment 250mAh, earphone 25mAh
4. Speaker power: 30mW
5. Talk time/music time: 4H
6. Standby time: 90 days
7. Charging time: 1-2H
8. Touch sensitive, easy to operate
9. Ergonomic design, comfortable to wear and firm
10. Support voice call function; support single use of single ear
11. Size: 50x50x22mm, weight: 33g