-InfinityTM true optical crossfader -4 phono, 2 line, 1 mic input -All active long-life and replaceable ALPsTM input faders -Channels contain: 3-band rotary -30dB EQ cuts, gain, panning, 8 position rotatable input toggles, PFL meters, and input fader 3 position slope adjust -Master balanced, zone, and record outputs -Built with the best quality components -2 ground screws -All gold-plated connectors -1/4" & 1/8" headphone jacks with split/blend cueing -INFINITY FADER: NUMARK patented design, Worlds first 100% optical fader, Travels on a track of the smoothest steel ball bearings, Cleanest sound with the absolute fastest and friction free cuts