Behringer XENYX Q1204USB Premium 12-Input 2/2-Bus Mixer with XENYX Mic Preamps & Compressors, Wireless Option and USB/Audio Interface Premium ultra-low noise, high headroom mixer 4 state-of-the-art, phantom-powered XENYX Mic Preamps comparable to stand-alone boutique preamps 4 studio-grade compressors with super-easy "one-knob" functionality and control LED for professional vocal and instrumental sound 2 aux sends per channel: 1 pre fader for monitoring applications, 1 post fader for external FX devices Clip LEDs and mute/alt 3-4 function on all channels