Original Lenovo S3 TWS Mini Wireless Bluetooth 5.0 Earphone- White

1. Bluetooth: 5.0
2. IPX5 waterproof
3. Communication distance:> = 10m
4. Play time: about 3h
5. Standby time: about 50h
6. Charging time: about 2h
7. Battery type: polymer lithium ion battery
8. Headphone battery capacity: 3.7V, 40mAh
9. Battery capacity of charging box: 3.7V, 320mAh
10. Dimensions: 23.5x41.5x54mm
11. Weight: 31.5g