Specifications:
*Output:RMS4W(2W+2W)
*Right/Left sound respond frequency:150—18000HZ(+-3dB)
*Signal and noise ratio power amplifier:≥80dB
*Input Power:DC9V/1000MA
Function:
*Recharge:4NO.7batteries,DC9V/1000mA power adapter,USB power rotate connect line
*Digital Volume Adjustment
*Apply to All iPod,Simulative Amplifier;
*Treble and Bass Tone Clearly