Check the listing for details. Akai Professional MPK Mini MK4 25-key MIDI Keyboard Controller Black. Color: Black, Condition: New. Listed at 99.00 USD. Small in size but huge on creativity, the Akai Professional MPK Mini IV 25-key MIDI keyboard controller delivers advanced control in a compact format. With its upgraded keybed, real pitch and mod wheels and vibrant full-color display, this controller supports hands-on music creation anywhere inspiration strikes. The eight velocity- and pressure-sensitive RGB MPC pads respond to finger drumming and sample triggers with nuanced feedback. Navigation is fast thanks to assignable knobs and an expanded transport section mapped to DAW controls. Studio Instrument Collection software brings over 1,000 sounds from AIR, Akai Pro and Moog directly to your workflow, accessible with 1-to-1 mapping and no mouse required.