Technical Details:

1)Output Power: 3W*2
2)Frequency Response: 150Hz - 18KHz
3)Speaker: 52mm; 4Ohms
4)Cord plug: Stereo 3.5mm
5)Li-ion Input: 5V, 800mA
6)Li-ion Output: 3.7V
7)USB Power cord: Optional
8)Built in rechargeable Li-ion Battery and connect DC5V power input socket with LED
9)Play MP3 format music from MMC/SD card, U disk(Maximum support 2G). Connect 3.5mm stereo audio cable to speaker socket "LINE IN", can enjoy the music from mobile phone, MP3, MP4, PC, IPOD and other audio devices, no need to shift among U disk/SD/MMC card, MP3/MP4, it can automatically read the first input media device.
10)With remote control