Mackie 3204VLZ4 32-Channel 4-Bus FX Mixer with USBThe Mackie 3204 VLZ4 is as analogue 32 channel, 4 bus mixer with 28 boutique quality Onyx mic preamps, built in effects and a 4x2 USB interface. The 3204 VLZ4 also features 3 band EQ, 28 balanced inserts, 6 aux sends with inserts for integrating outboard gear, 4 subgroups with inline compressors and dual 32 bit RMFX+ digital effects, all housed within a rugged steel chassis. The VLZ4 design goal was simple: every VLZ4 mixer must have the highest