Product details:

The American Audio VMS4 (Velocity MIDI station) is a 4-Channel "MIDILOG" controller that fuses both MIDI (MIDI software) and analog audio control (CD Players, turntables etc.) into one unit. The VMS4 is an open source controller that can be with any MIDI audio software titles (with MIDI Learn feature) via its built-in USB port. The solid workmanship of the VMS4 makes it durable for the demanding mobile or club professional. The VMS4 features American Audio's signature "Velocity" touch-sensitive jog wheels, a full-function mouse pad, MIDI-assignable touch strips and high-quality channel and crossfaders. Features: MIDI controller with 4 USB / analog selectable MIDILOG (MIDI and Analog) channels. All audio control faders, knobs, switches, and buttons smoothed eliminates popping, wiper noise, and zipper noise. Bundled with Virtual DJ 6 LE Software. On/off soft startup and turnoff. Gain/treble/mid/bass EQ on all midilog channels. 2 phono/line selectable analog channels. Two microphone channels with illuminated on/off switches and gain/treble/mid/bass EQs. On/off cueing on each Midilog channel. Split cueing headphones with rotary mix control. Illuminated rubber knobs for ease of use in dark environments. Solid 1.6mm thick faceplate for extra durability. Panel mounted rotary knobs. Full analog mixer operation if the computer crashes or with external power supply. Innofader replaceable crossfader compatible. Crossfader curve control. Crossfader assign and reverse. Q-Start crossfader controlled startup for 2 external audio players. User replaceable channel faders. Master and Booth outputs with L/R balance. Balanced Master outputs. 12 position stereo master output VU meter.