A 2U rack mountable DJ/installation mixer. The Hill PSM-2220 offers 2 triple choice inputs (phono, line or aux), two microphone inputs with shared 3 band eq and talkover and independent on air switches. One mic input can be found on the front or both can be plugged in on the rear. The two channel mixer section has 3 band eq, gain and a crossfader to mix between the 2 channels. Suitable where space is at a premium but with all the necessary features DJ's would expect.