Now featuring Mackie's flagship Onyx mic preamps, the comprehensive Mackie VLZ4 line delivers the proven feature set, high-headroom/low-noise design and Built-Like-A-Tank construction that created an industry more than 25 years ago. From every input to every output, VLZ4 is optimized to deliver professional-quality results each and every time. - 12-channel mixer featuring Mackie signature high-headroom/low-noise design - 4 boutique-quality Onyx mic preamps * Ultra-wide 60dB gain range * 128.5 dB dynamic range * 22 dBu line input handling * Extended frequency response * Distortion under 0.0007% (20Hz - 50kHz) - Improved RF rejection perfect for broadcast applications - Phantom power for condenser mics - 12 high-headroom line inputs - 4 balanced inserts perfect for integrating outboard gear - 3-band EQ (80Hz, 2.5kHz, 12kHz) - 18 dB/oct 75Hz low-cut filter on mic input channels - 2 aux sends, level, pan and PFL solo on each channel - 2 stereo returns for connecting FX processor or other stereo source - ALT 3/4 stereo bus for added routing flexibility - Control room / phones source matrix - High-resolution 12-segment stereo meters - Sealed rotary controls resist dust and grime - Built-Like-A-Tank rugged steel chassis with powder-coat finish - High-visibility, high-contrast controls deliver convenient at-a-glance visual feedback - Rack-mountable design using optional rack ear kit - Multi-voltage power supply for worldwide use