“W25 Promise” Wireless headphones

1. Speaker: 40mm.

2. Wireless specification: Wireless V5.0 JL.

3. Supporting protocols: A2DP, AVRCP, HSP, HFP.

4. Charging voltage: DC 5V. Charging time: about 2.5 hours.

5. Call / music time: 12 hours. Standby time: 200 hours.

6. Class A polymer battery: 300mAh.

7. Size: 180*150*70mm. Weight: 161g