Model: GS9
Bluetooth : 5.3
Charging port : Type-c
Bluetooth Chipset:JL6973D4 / BT5.3
Audio Code: SBC/AAC
Touch Button
Earbuds Battery Capacity: 30mAh rechargeable battery
Charging Case Battey Capacity: 300mAh
Earbuds Working Time: Music/Talking time up to 3-4 Hours/Charge
Charing Case: 300mAh Battery (About 4 times charge to earbuds)
Charging Time: Case / 1.5 Hours, Earbuds: 1.5 hour
Charge Interface: Type C
