Alesis QX61 USB/MIDI Keyboard Controller

Alesis QX61 61-key USB/MIDI keyboard controller. Features velocity-sensitive keys, assignable knobs and pads, pitch and modulation wheels, and USB connectivity for use with music production software and MIDI-compatible equipment.  This MIDI Controller is meant to play sounds from a computer which it still does, but there is a noticeable lag from when you press the keys to when the sound comes out.  Sold as-is. Pick-up only!