Can also be powered via 4 AA batteries

Buy at www.musicianscart.com Akai Professional MPK Mini Play3 25-key Portable Keyboard and MIDI Controller MPKMINI PLAYMK3,25 velocity-sensitive synth-action mini keys,Built-in sound module features over 100 drum and instrument sounds,Built-in speaker and headphone out for personal monitoring,Dedicated Octave Up and Octave Down buttons,Innovative 4-way thumbstick for ergonomic control of pitch and modulation,8 backlit, velocity-sensitive MPC-style pads with Note Repeat and Full Level,4 assignable Q-link knobs for mixing tweaking plug-ins and more,USB powered no power adapter required,Can also be powered via 4 AA batteries,Includes MPC Beats DAW software for Mac and PC