... Driver:15" 3)Speaker Impedance:8ohms 130W Keyboard amplifier Model:KPK-25001.Output:150 Watts into 4 ... 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, ... with competitive price&super sound. 130W Power Keyboard amplifier