Amazon.com: Novation Impulse 61 Keys USB bus-powered MIDI Controller Keyboard – Robust, ultra-responsive, full-size piano keyboard with aftertouch and velocity-sensitive pads – works on Mac or Windows : Musical Instruments
Alesis V61 61-Key USB MIDI Keyboard Controller With Foot pedal | eBay
Novation 61SL MkIII - MIDI and CV Keyboard Controller with Sequencer (61-Note Keyboard)