The Behringer NX3000 is an Ultra-Lightweight, Ultra-Efficient, 3000 Watt Class D Power Amplifier. The NX3000 delivers the power you need, 2 x 1500 Watts into 2 Ohms, 2 x 900 Watts into 4 Ohms or 3000 Watts into 4 Ohm in Bridge Mode. Amazing SmartSense Loudspeaker Impedance Compensation assures fully linear frequency response at any speaker load impedance and Zero Attack limiters provide maximum output. Ultimately reliable the Behringer NX3000's "back to front" ventilation system and independent DC, LF and Thermal overload protection on each channel prevent thermal buildup and protect the amplifier without shutting down the show! Other great features like detented and illuminated gain controls, a built in stereo crossover with low-cut, high-cut and full range mode, XLR and ¼ inch TRS combo connectors and a 3 year limited warranty means Behringer has got you covered!