Bluetooth solution：5656C

Bluetooth version： V 5.2

Earbud battery capacity： 80mAh

Case battery capacity: 800mAh

Speaker: Φ16.2mm

Bluetooth Protocol: HSP/ HFP/ AVRCP/A2DP

Working hours: 12H+48H (60%Volume)

Standby hours: 300 Hours

Charging  hours: 3 Hs

Working distance:  >10 meters

Water proof level: IPX4

Charging interface: Type C