*The RMX 4050HD provides improved thermal performance that gives you higher continuous power in 2 ohms stereo or 4 ohms bridged applications *Dual mono, high current power supply for increased reliability and performance 3 *RU chassis only 16" deep *Professional quality performance - incorporates road-proven QSC designs *High-current toroidal transformers for greater 2 ohm power and low noise *Independent user-defeatable clip limiters reduce distortion