Portable back-hang design, convenient for sport
Voltage as 3.7V
USB power
150mAH rechargeable Li-on battery with playing time as 3 hours
USB 2.0
Support MP3, WMA
Memory up to 2GB
Key-press: Volume+/- , Play/Pause, Previous/Next
16 Level volume control
LED indication light
Speaker Power2X10mW
Accessories ---- Manual, USB Cable
Sell Wireless Sport MP3 Headset (SE3)
