Allen Heath WZ314:4:2/2 14 into 4 into 2 Mixer with Built In Noise Gen. MixWizard 14 into 4 into 2. MixWizard3 12 and 16, these mixers have truly gained a place of honour in the compact mixer world. The 4-group MixWizard3 14:4:2 is the ideal mixer for live sound applications and is great for rental companies to stock for smaller gigs. Engineers will appreciate the new EQ and preamp design, individual phantom power switches, channel meters and the new 2-output matrix.