Sport gaming BT5.0 IPX4 TWS wireless earbuds

SPECIFICATION

1.Chipset:  ATS3015
2.Bluetooth version:   BT5.3
3.Frequency response sensitivity:  20Hz-20KHz
4.Effective distance:   >=11m(line)
5.Charging box battey capacity:    320mAh
6.Earbuds battery capacity:      40mah
7.Standard voltage:    3.7V
8.Charging box current:   320mA
9.Earbuds charging current:   40mA
10. Music playing time:    7H(volume 80%)
11. Talk time:    5H
12. Loudspeaker:  moving coil 10mm   Sensitivity 119db+-3db  1KHz
13. Earbuds battery model:   501012/3.7V/40mAh
14.Charging box battery model:   701535/3.7V/320mAh