14 mono inputs 2 stereo inputs, all with mic preamps and individual 48V phantom power switches. - Built in splitter system on all 20 XLR mic/line inputs with ground lift switches on each input channel.. 12 monitor buses that can be configured mono or stereo in pairs. - Additional stereo common input" for sending click or reference tracks to artists on all 12 buses.. Four-band mid sweep EQ for mono and stereo input channels. - 18 dB per octave high-pass filter on mono input channels.. Fully balanced XLR outputs and XLR balanced bus inputs. - Solo link system compatible with other X-Series rack mixers. 10-space rackmount configuration."