Back-hang Sport MP3 with cheap price WST099

Specifications

★Support MP3, WMA, MemoryUp to 8GB
★Mini appearance; Portable unique back-hang design, fashion; Convenient for sport, high endless MP3.
★Unique two-in-on; Mini-USB-charging interface.
★Automatically detected battery voltage and capacity, auto power off
★All the operate key are behind your neck
★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
★Battarry : 150mAH rechargeable Li-on battery with 3.7v voltage. 
★Play time: 4 hours;
★Main colour: Blue /Black /Red.
★Retail packing: Blister
★Accessories: packing box,  usb cable , manual