New  3-in-1Function Hands Free Call  Selfie Bluetooth Sport Speaker Power Bank

1. Use as power bank, bluetooth speaker and selfie, 3 in 1 function new design.

2.Support SD Card or other USB device.

3.Suitable for sports or outdoor use.

4.Hands free call let you answer the phone anytime even you are excersicing.

5.Waterproof wrist band harness to protect from rain ,sweat,etc

6. 2-3 hours fast charging time, and can support up to about 25 hours music play.

7. Silver, golden and red three colors for your choice

8. 2600mAh, 5200mAh and 10400mAh three battery capacity optional.

8. OEM or ODM available.