*Bluetooth version: V5.0

*Speaker specifications: φ13mm*2 copper ring speaker

*Bluetooth working range: ≤10m

*Charging box battery: 300mAh

*Charging port: Type-C

*Music time: 3-4 hours.

*Talk time: 2-3 hours

*Standby time: 150 hours

*Charging time: 2 hours

*Charging power supply: DC5V

*Support: A2DP, AVRCP, HSP, HFP

*Color: black, white, yellow