ROLAND A-49 49 KEYS MIDI CONTROLLER WHITE COLOR (49-KEY MIDI KEYBOARD CONTROLLER WITH OCTAVE,TRANSPOSE BUTTONS, SUSTAIN/EXPRESSION PEDAL INPUTS, BEND/MOD LEVER, AND D-BEAM CONTROLLER) I SEAMUSICIAN
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M-Audio Oxygen Pro 49 - 49 Key USB MIDI Keyboard Controller With Beat Pads, MIDI assignable Knobs, Buttons & Faders and Software Suite Included Pro Sound - Newegg.com