QSC RMX850 Power Amplifier. The RMX Series deliver unmatched performance at a breakthrough price. The QSC RMX 850 Power Amp combines their rugged high-output designs with the latest circuit technology to deliver unmatched performance at a breakthrough price. The RMX amps require only 2 rackspaces and feature 1/4 TRS, XLR, and barrier strip balance inputs; […]... Read More