The American Audio MXR Series offers DJs the tactile feel and operation of a traditional DJ mixer while playing and controlling music from software on their computer. The 19 MXR is a 19-inch, 4-Channel MIDILOG™ Mixer with Midi/Analog control, built-in DSP D-Core Sound Card with 4-In/4-Out audio interface, Balanced XLR Outputs, MIDI Navigation Controls and user assignable control buttons to make it easy to customize and play your music.