Bluetooth solution： 5656C

Bluetooth version：V5.4

Earbud battery capacity： 35mAh

Case battery capacity: 380mAh

Speaker: Φ6mm

Working hours: 30Hs (60%Volume)

Charging time: 1.5 Hs

Working distance:  >10 meters

Water proof level: IPX4

Charging interface: Type C