Easily manage multiple sources and monitor speakers from your desktop with two sets of stereo, line-level inputs, a pair of RCA aux/phono inputs with defeatable RIAA filter, and three pairs of speaker outputs. You also get Main Mute, Mono, and Dim; main and cue outs; four loud headphone amplifiers; and a talkback mic. Features include: · 3 stereo pairs of individually selectable analog Source inputs · 3 stereo pairs of individually selectable speaker outputs with level controls · Aux/Cue section with Source select, input- and output-level control, and phono preamp · Main Mute, Mono, and Dim (-20 dB) switches · 4 screaming-loud stereo headphone amplifiers with volume controls and independent source selection