130W Keyboard amplifier 1)3 groups MIC,2 groups music instruments 2)Speaker Driver:15" 3)Speaker Impedance:8ohms 130W Keyboard amplifier Model:KPK-25001.Output:150 Watts into 4 ohms2.Speaker: 15” 4ohms3.Controls: Channel 1—LOW,MID,FREQ,HIGH,VOLUME,REVERBChannel 2- LOW,MID,FREQ,HIGH,VOLUME,REVERBChannel 3- LOW,MID,FREQ,HIGH,VOLUME,REVERBMaster Section-LOW,Middle,High,RPT,Mast Volume;DLY,Echol ...