Mackie PROFX12v2 12 Ch. Compact Mixer w Effects and USB+SKB Universal Mixer Bag 6 low-noise Mackie Vita mic preamps add life to any input ReadyFX effects engine with 16 effects including reverbs, delays, and choruses 7-band graphic EQ for tuning mains or monitors Aux output for monitor mixes, venue 70-volt systems, and more 3-band EQ and 100Hz low-cut filter on all channels