• Bluetooth Chipset IC: JL7003D4

• Bluetooth Version: 5.4

• Earbuds Battery Capacity: 3.7V/2*50mAh

• Charging Box Volume: 500mAh

• Speaker: Ф12mm  

• Playing time: about 7H (50% Volume)

• Battery life of Charging Box: 3 times                             

• Waterproof Level: IPX4

• Charging Port: Type-C                                 

• Function:Dual   ENC