Amplifier,PV1500 2-rack-space stereo power amp featuring DDT protection Two built-in 150 Hz crossovers 500 watts (rms) per channel at 4 ohms 300 watts (rms) per channel at 8 ohms Separate Speakon(R) mono bridge output Two-speed demand-sensitive fan Weight Unpacked: 32.5 Width Unpacked: 19 Depth Unpacked: 15.875 Height Unpacked: 3.5 Weight Packed: 42 Width Packed: 22.625 Depth Packed: 21 Height Packed: 6.25