Product specificationspower output100 w (max.)power requirementsac 220-240 v 50/60 hz dc 12 v (1 x 12 v car battery)tone controlbass : +-10db at 100hz, treble : +-10db at 10khzspeaker matching70v-100v linebrandmegainput channels4 mikes 2 aux. 1 usb port 1 sd / mmc card readerweight9.000 kgfrequency response50-15000 hz +- 3dbpre amp output200mv / 600 ohms pre ampsignal to noise ratio60 dboutput taps for4-8-16 ohmsproduct brochuredownload pdfview nowproduct descriptionwe are the most trusted name amongst the topmost companies in this business, instrumental in presenting 100w mixer amplifier.