One of the largest and most comprehensive of the XU series, the Yamaha MG20XU is, as the name implies, a 20-channel mixer with an impressive 16 mic inputs and 20 line inputs. Whether you're in the studio or on the stage, the MG20XU has what you need with its intuitive one-knob compressors, onboard digital effects, filtering and EQ capabilities, and the distinctive D-PRE discrete mic preamps that are customary for the XU line.