Brand: Faster Model No: E20 Bluetooth Version: 5.1 Transmission range: 10m Charge Time: 1H (Earbuds) ; 2H (Case) Charging Case: 600 mAh Earbud Battery: 30*2 mAh Standby Time : 100H Music Play Time : upto 6h per charge Talk Time: 5 Hours Water Resistance : IPX4 Charging Interface : Type C Warranty : 1 year