1.BT Chip :Realtek 5.0

2.IC Version:V5.0+                    

3.Function:BT/waterproof/microphone/Power bank

4.Earphone battery single side:55mah  

5.Charging box battery : 2600mAh                                                      

6.play time: 5-6 hours  

7.Standby time :400 hours                                             

8.Charging box size:73*40*38mm

9.Shell material:ABS 

10.Color option:Black