Masterkey 61 main features:

• 61 note, velocity sensitive, synth-style keyboard
• Pitch bend and modulation wheels (MIDI assignable)
• 1 assignable MIDI fader
• 4 assignable MIDI knobs for real time control
• 3-character red LED segment display
• 1 sustain foot switch input jack, type-sensing (foot switch not included)
• Quick-toggle between real-time functions Octave, Transpose, Program Change and MIDI     Channel
• Advanced MIDI functions
• USB class-compliant. No driver needed