Check the listing for details. Behringer NX4-6000 6000W 4-channel Power Amplifier. Condition: New. Listed at 469.00 USD. Lightweight and Packed with Features The Behringer NX4-6000 packs an impressive amount of power into a lightweight, cool-running unit. This power amplifier delivers 1,600 watts into four channels at 2 ohms or 3,000 watts into two channels at 4 ohms, so you'll have plenty of headroom to work with. Experience low noise, superior transient response, and low power consumption, thanks to an efficient switch-mode power supply. Benefit from a linear frequency response at any speaker load, by virtue of the NX4-6000's SmartSense loudspeaker impedance compensation. Beyond that, zero-attack limiters supply maximum output with reliable overload protection. The NX4-6000 comes complete with a built-in stereo crossover, reliable twist-lock speaker connectors, and precise 4-segment LED metering.