Sports MP3
· MP-31
· Portable back-hang design
· Convenient for sport
· Voltage: 3.7V
· USB power
· 150mAH rechargeable Li-on battery. Playing time hours;
· USB 2.0
· Support: MP3, WMA
· Memory up to 4GB
· Key-press: volume+/- , Play/Pause/Previous/Next
· 16 Level volume control
· LED indication light
· Speaker power: 2 x 10mW
· Dimensions 140*135*8mm
Shenzhen Ouang Electronics Factory is a professional manufacturer of digital electronic products manufacturers experienced, for more items please visit our website: http://www.szalso.com