Product content:

1) Material: ABS

2) Battery type: Rechargeable polymer lithium battery

3) Headphone battery: 25 mAh

4) Charging box battery capacity: 250mAh

5) Charging time: about 1.5 hours

6) Playing time: about 4 hours

7) Talk time: about 3 hours

8) Input: DC5V 200mA (charging box)

9) Charging interface: USB C

10) Support Bluetooth: HFP/A2DP/HSP/AVRCP

11) Wireless version: V5.3

12) Speaker size: 13mm

13) IPX5 waterproof