power supply:AC110/240V,including built-in there6V/7AH rechargeable batteries.
Frequency response:35-20000Hz
SPL:94db(1W/M)
T.H.D:<1%
Input wired mic:-58dBV 600
Speaker:8"woofer,3"tweeter
RMS power:160W,Peak 300W
Input jack:6.5 wire mic jacks,line input jacks,RCA VIDEO
Output jack:left/right chanel output socket
Dimension:540×365×330mm
CONFIGURE

MP3 player,support high speed USB SD card,and card reader
high sensitive VHF wireless microphone
used advanced double surface SMT circuit to make the performence perfect