Good shape, used a few times. Light marks. Missing original box.
The M-Audio KeyRig 49 turns your computer into a versatile keyboard workstation. Featuring a 49-key, synth action USB MIDI keyboard and Key Rig software for the PC, KeyRig 49 makes it easy ot start composing and performing music with a computer. Use KeyRig 49 to play Key Rig's virtual synths, or audition loops and compose songs with other music-creation programs. This keyboard also includes professional features like pitch and mod wheels, an assignable volume slider, octave +/- buttons and sustain pedal input, making the KeyRig 49 a great keyboard for the money.

M-Audio KeyRig49 Features:

• 49-note, synth-action keyboard
  
• Assignable modulation wheel and volume slider
  
• Pitch bend wheel
  
• Assignable octave +/- buttons
  
• Edit mode button
  
• Sustain pedal input
  
• USB 2.0 and USB 1.1 compatible
  
• Connection and power via a single USB cable
  
• Instant installation on Mac OS X and Windows XP - just plug and play
  
• Includes M-Audio KeyRig software (PC Only)
  
• Ableton Live Lite CD
  
• 5' USB Cable

Click here for more details