(1)Output:Rms 16W(8W*2) Stereo
(2)Sound respond frequency:150-18000HZ(±3dB)
(3)Input Power: DC 9V/1000MA
Function:
Power supply:4*AAA batteries, DC 5.5V/1000mA Power Adapter,
Can link to MP3, MP4, Notebook, CD, DVD, Mobile phone, IPOD,iPhone&iPhone 3G can be charged when playing by plug in straightly