KTV amplifier, amplifier, pro amplifier KTV amplifier, amplifier, pro amplifier ModelJK9200 JK9200CFrequency Response(±3dB)20Hz-20kHzPower Supply220-240V AC, 50/60DistortionTHD1KHz, 28W, 8ohm0.1%Output Power200+200W/8 ohm200+200+80W/ 8 ohmInput impedance1Vp- p/75-ohmDimension (H*W*D mm)140*430*360140*430*360Net Weight12kg12kg KTV amplifier JK-92000