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 1.5 hours.
5. Calls / music time: about 5 hours. Standby time: 200 hours.
6. Class A Polymer battery: 200mAh.
7. Sizes: 180*160*72mm. Weight: 140g.
8. Support Wireless, TF card, AUX mode play.