Back-hang sport MP3 function
1. Support MP3/WMA/AMV/AVI audio and video formats play nack;

2. Available flash memory size 128MB; 256MB; 512MB; 1GB; 2GB; 4GB; 8GB
3. Mini appearance; Portable unique back-hang design, fashion; Convenient for sport, high endless MP3.
4. Unique two-in-on; Mini-USB-charging interface.
5. Automatically detected battery voltage and capacity, auto power off
Main colour: Blue /Black /Red.

Specs:

Battarry: 150mAH rechargeable Li-on battery.
Play time: 5 hours.
Support MP3, WMA, MemoryUp to 4GB
Key-press Volume+/- Play/Pause/Previous/Next
16 Level volume control, LED indication light
Speaker Power2*10Mw
Dimension size: 130(L)*140(W)*50(L)mm
Accessories: Packing box, earphones, USB cable, charger, manual.