Model No.: KZ101
TWS Earbuds-Private Tooling
Bluetooth version: V5.3
Chipset: JL6973d4
Working distance:10M
Wireless frequency: 2.4 GHZ
Earbuds battery: 30 mAh
Charging dock : 300 mAh battery 
with protective board.
Playing time: About 4-5 hours
TYPE-C connector
Color: Black, White