Product Detail 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 . The "PEAVEY 2 SPACE AMP-500WPC@4OHMS" is best product for you. We recommended PEAVEY 2 SPACE AMP-500WPC@4OHMS