Specification:

Bluetooth Version: V 5.0
Chipset:JLAC6932A8
Bluetooth Range: 10meters
Playing time: up to 3 hours
Charging time: 1 hour
Standby time: 200 hours
Charging Box: 300mAh
Earbuds: 30mAh
Dimension :Charging box 58*47*24mm  Earbuds:43.5*17*16mm