The Keystation Pro 88 is the world's first USB bus-powered 88-key hammer-action master MIDI controller, offering a host of advanced features and unprecedented integration with music applications. The complement of 60 controllers includes 9 faders, 24 knobs, 22 buttons, 2 wheels and 3 pedal inputs, all of which can be assigned to any MIDI controller or event. A large backlit LCD simplifies controller and zone assignments, SysEX dumps, and memory management. Weight is just 47 lbs..

Technical specifications

88-key hammer-action, velocity-sensitive keyboard
integrated fully programmable control surface
24 MIDI-assignable rotary controllers
22 MIDI-assignable buttons
9 MIDI-assignable Alps faders
MIDI-assignable pitch bend and modulation wheels
MIDI-assignable foot switch and expression pedal inputs
4 zones accommodate up to 4 layers or splits per patch
Fader Drawbar mode reverses faders
Snap Shot button transmits all current controller settings
Control Mute function mutes the output of all controllers
plug-and-play functionality via class compliancy in Windows XP and Mac OS X
powered via USB bus or optional 9V power supply
lightweight for its features—approximately 47 lbs.