Power amplifier, features 2 x 400 Watts into 4 Ohms; 2 x 200 Watts into 8 Ohms; 750 Watts into 8 Ohms (bridge mode), ATR (Accelerated Transient Response) technology for ultimate punch and clarity, Switchable limiters offer maximum output level with reliable overload protection, Precise power, signal and clip LEDs to monitor performance, XLR and 1/4" TRS input connectors for compatibility with any source. Features "Built-like-a-tank" impact-resistant, all-steel 2U rackmount chassis.