M-Audio Code 49 Keyboard Controller - Black - Gopandy Musical
M-AUDIO OXYGEN 49 MK5 | Woodbrass.com
M-Audio Keystation 49 MK3
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