Pyle Pro PPA450 4500 Watt 2 Channel Rack Mount Power Amplifier
2250 Watts x 2 Power Amplifier   Dual Output Level Controls and Illumination  Protection Indicator  Power On/Off Switch  Stereo/Mono Selector  Stereo or idged Power Into 4 or 8 Ohms  Dual RCA Combo Inputs  Blue Color LED Display  Ground Lift Switch  AC Accessory Inlet  Heavy Duty Fan Cooled Aluminum Heatsink  110/220 Voltage Selector  Dimensions: 3 15/32" H x 19" W x 10 11/16" D  Weight 20.28 LBS