QSC CX502 2-Channel 500W @ 4 Ohms Power Amplifier

QSC GX3 Power Amplifier with power cord

QSC GX3 300-Watt 8-Ohm Power Amplifier

QSC GX3 Professional Stereo Power Amplifier - 300W/CH @ 8 Ohms - Rack Mountable

Rack Mount QSC GX3 2-Channel Power Amplifier 300W/CH @ 8-Ohms #516

Rack Mount QSC GX3 2-Channel Power Amplifier 300W/CH @ 8-Ohms #777

QSC GX3 300W 2-Channel Power Amplifier

Rack Mount QSC GX3 2-Channel Power Amplifier 300W/CH @ 8-Ohms #783