m-audio RADIUM 49 - Midiman RADIUM49 key MIDI/USB keyboard with 8 knobs and 8 sliders
M-Audio Keystation 49 E M-Audio - MAGNUS Music Store
Key Rig 49 - M-Audio Key Rig 49 - Audiofanzine
Amazon.com: M-Audio Keystation 49 MK3 - Synth Action 49 Key USB MIDI Keyboard Controller with Assignable Controls, Pitch and Mod Wheels, and Software Included : Everything Else