Mackie ProFX12v3 professional FX mixer with USB-interface 3-band EQ on each channelchannels 5-10 fitted with mic/stereo line inputs Hi-Z switches100GHz Low-Cut filter/48V phantom power on every channel stereo 3.5 mm TRS input on channels 11 and 12Aux/Monitor output with per-channel send control stereo sub-group output bus with per-channel assignmentheadphone output with individual level & blend controls