Amazon.com: Alesis V61 - 61 Key USB MIDI Keyboard Controller with 8 Backlit Pads, 4 Assignable Knobs and Buttons, Plus a Professional Software Suite Included : Everything Else
Samson Carbon 61 USB Midi Controller Keyboard at Gear4music
Amazon.com: MIDI Controller Bundle - 49 Key USB MIDI Keyboard with Full Size Velocity Sensitive Synth Action Keys and Sustain Pedal - Alesis Q49 MKII and M-Audio SP-2 : Everything Else
M-Audio Code 61 USB MIDI Keyboard Controller | Reverb
Korg nanoKEY Studio Bluetooth/USB MIDI and Pad Controller | Sweetwater
IK Multimedia iRig Keys 2 Pro 37-Key USB MIDI
Roland AX-Synth white Synthesizer 49-Key Shoulder Keyboard USB MIDI Japan Used | eBay
Stage Right by Monoprice SRK88 88-key USB MIDI Keyboard Controller with Semi-weighted Keys and RGB Backlit Velocity Sensitive Pads - Monoprice.com
Nektar Technology SE61 61-Keys DAW USB MIDI Keyboard Piano Controller with Velocity Sensitive Full-Size Keys (Synth-Action) Bundle with 10' MIDI Cable and Medium Keyboard Cover - Walmart.com
M-Audio
Amazon.com: Alesis V-Mini - 25-Key USB MIDI Keyboard Controller with 4 Backlit Sensitive Pads, 4 Assignable Encoders and Professional Software Suite Included : Musical Instruments
Amazon.com: Alesis Qmini - Portable 32 Key USB MIDI Keyboard Controller with Velocity Sensitive Synth Action Keys and Music Production Software Included : Everything Else
Nektar Technology SE61 USB MIDI Controller Keyboard SE61 B&H
M-Audio
Amazon.com: AKAI Professional LPK25 - USB MIDI Keyboard Controller with 25 Responsive Synth Keys for Mac and PC, Arpeggiator and Music Production Software : Everything Else
Alesis Qmini - Portable 32 Key USB MIDI Keyboard Controller with Veloc