The Akai Professional LPK25 is a scaled-down relative to the MPK series of keyboard performance controllers. An Ultra-Portable USB-MIDI controller for musicians, producers, DJs and other music creators, the LPK25 measures less than 13 inches across and weighs less than a pound to easily fit into a laptop case, backpack or messenger bag. Keyboard players who want to work with software on their computer on the move will find that the LPK25 gives their laptop the keys they need to express themselves anywhere, anytime.