Wireless Bluetooth TWS Earphone

1.    Material: ABS

2.    Drive: 10 MM

3.    Bluetooth version: Bluetooth v5.0 + EDR

4.    Bluetooth use band: 2.4GHz

5.    Bluetooth distance: 10 meter

6.    Frequency response: 20-20000Hz

7.    Battery capacity: 40 mAh

8.    Charging case: 400 mAh

9.    Talk time: about 3 hours without charger box

10.  Music time : 1-3 hours

11.  Standby time : 120 hours

12.  Charging time: 1-2 hours