M-AUDIO O2 MIDI Controller Keyboard Used Part: Key Contact PCB Circuit Board

M-AUDIO O2 MIDI Controller Used OEM Part: Main Processor PCB Circuit Board

M-AUDIO O2 MIDI Controller Used OEM Part: Display Screen PCB Circuit Board

M-AUDIO O2 MIDI Controller Used OEM Part: C9 Slider Fader PCB Circuit Board

M-AUDIO O2 MIDI Controller Used OEM Part: Pitch Bend Modulation Board w/ Pads

M-AUDIO O2 MIDI Controller Keyboard Used Part: White Keys [C-E-G-B] 4 Key Set

M-AUDIO O2 MIDI Controller Keyboard Used Part: White Keys [D-F-A] 3 Key Set

M-AUDIO O2 MIDI Controller Keyboard Used Part: Black Key [Sharp-Flat] 5 Keys