Nady SRM-12X 12-Channel Stereo Mic/Line Mixer SRM12X 4 mono input channels with balanced XLR Mic and 1/4" TRS line inputs 8 stereo input channels with balanced 1/4" TRS jacks for balanced or unbalanced inputs 4 balanced 1/4" TRS inserts allow independent connection of effects devices for each mono channel Pre and post-fader Aux Sends for external effects and monitoring 2 multifunction stereo Aux Returns with Aux Return controls Switchable Low Cut filters (18 dB/octave @ 75 Hz) on mono channels PFL (Pre-Fader Listen) function on all channels 60 mm faders on all channels and Master Mix for precise level control Balanced 1/4" TRS and XLR Stereo Outputs Dimensions: 13.5"x11.5"x 3" Weight: 7.9 lbs (3.6 Kg)