Support USB disk play/TF card and FM radio     
MP3/WMA Double Decodeing Function  Active Digital LED Display        
One-key REC Function                 
Full Function Remote Control       
Li-on Battery:4000MAH            
Utility time:8-20 hours            
With wireless MIC                  
Support Audio input
Output Power:400w(P.M.P.O) 
F.Response:100hz-18khz           
S/N Radio>=80dB             
Impedance:4Ohm                 
Power Supply:DC 9V