The 32-channel 3204VLZ4 features the proven performance of Mackies Onyx mic preamps in a high-headroom/low-noise 4-bus design with a feature set perfect for live sound. The 3204VLZ4 features dual 32-bit RMFX+ effects processors each with 24 effects including tap delay. Plus, compression on dedicated channels and subgroups allows for simple, sweet dynamic control. Theres even 4x2 USB connectivity for flexible recording of the show. And, of course, Mackies legendary Built-Like-A-Tank construction delivers years of reliable use under the most strenuous conditions. The 3204VLZ4 is the premium compact FX mixer solution for anybody serious about performance in a design thats flexible, rugged and professional.