12" PORTABLE RECHAREABLE ACTIVE SPEAKER BOX ㆍMICROPHONE FEEDBACK FUNCTION AND FIVE BAND EQ ADJUST ㆍDC TERMINAL FOR EXTERNAL DC 12V POWER SUPPLY TWO WIRELESS MICROPHONE AND ECHO,REPEAT,DELAY ADJUST MUSIC & MICROPHONE BASS , TREBLE ADJUST MICROPHONE PRIORITY/TWS/INST/FM/BT MAX POWER : 3000WATTS
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