display digital with usb, mmc card, aux line, bluetooth set music, vol, balance, low, middle, high selector music ,usb / dvd equalizer graphic 7 bands 2 channel 4 channel input mic selector gain -20db on/off set mic ,vol, echo, low, middle, high, rpt, del 4 channel output speaker coolling fan 1 input line rca 3 output line rca suplay power 240v / 50hz 2 plat bracket 6 buah baut buku panduan kartu garansi cocok untuk speaker 15 inch 4 buah
microphone signal uhf display digital bisa ubah frequency 2 mic handle 2 antena bahan body mic metal