M-Audio Keystation Mini 32 MK3 Portable Mini-USB MIDI Controller

The Keystation Mini 32 II from M-Audio is a MIDI keyboard controller designed for sequencing music and playing virtual instruments on a Mac or Windows computer. It features 32 velocity-sensitive mini-size keys and a series of controls that expand the range of playable notes, with onboard octave buttons providing access to the full melodic keyboard range, so you may play bass lines, piano harmony, and lead melodies. You'll also note the prominent volume knob for smooth crescendos, and a sustain button for sustaining single-handed chords or harmonic clusters.