49 velocity-sensitive synth-action keys
Pitch bend wheel for expressive performances
Assignable modulation wheel adds vibrato and other effects
Octave shift buttons extend the note range
Assignable MIDI control / volume slider
Single-button access to advanced functions
Sustain pedal jack (pedal sold separately)
USB powered
On/off switch
Includes Ableton Live Lite
Class-compliant with Windows XP, Windows Vista, Windows 7, Windows 8, and Mac OS X
Specifications

32.1″ x 7.5″ x 2.8″ / 81.5cm x 19cm x 7cm
4.6 lbs. / 2.1 kg