49-key USB MIDI keyboard controller provides the ideal surface for composing and performing music with computer-based digital audio workstations, sequencers, and more * 49 velocity-sensitive keys ensure a dynamic performance * Pitch and Modulation wheels add musical expression; perfect for emulating the nuances of specialized musicians via DAW software * Octave Up and Down buttons extend the note range without taking up critical desktop space * Sustain pedal input and MIDI output for pro-level functionality and versatility * Single USB cable simplicity delivers both data and power * Ableton Live Lite Alesis Edition software is included to get you creating right out of the box