M-Audio KeyStudio 49i USB MIDI Controller | Guitar Center
Line 6 Toneport KB37
Jammate Primus a25, 25-key USB AUDIO/MIDI controller
iRig Keys I/O is an audio interface and MIDI keyboard controller for $199
Amazon.com: Recording Studio Package - Akai Professional MPK Mini MK3 USB MIDI Keyboard Controller and M-Audio AIR 192I4 Audio Interface, with Production Software : Everything Else