USB mini laptop speaker

USB mini laptop speaker
*2011 top newest and selling speaker
*Super bass Hi-Fi stereo speaker
*Good quality computer speaker
USB mini laptop speaker
*Easy to carry and use
*Fashion style
*delicate appearance
*2011 newest and hot selling speaker
*Super bass Hi-Fi stereo speaker
*Good quality computer speaker
Speaker specifications
Effective power:2.5w*2
Speaker:whole-tone2"43w
Impedance:4ohm
Power supply:USB 5V
SNR:>85dB
Frequency Response:180Hz-18KHz
Power:USB+3.5MM