Akai Professional
AKAI Professional MPK mini mk3 – 25 Key USB MIDI Keyboard Controller With 8 Backlit Drum Pads, 8 Knobs and Music Production Software included
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M-Audio
M-Audio Keystation Mini 32 MK3 - Portable USB MIDI Keyboard Controller for Mobile Music Production With Software Suite
Alesis
Alesis Melody 32 – Portable 32 Key Mini Digital Piano Keyboard with Built-in Speakers, 300 Built-In Sounds, 40 Demo Songs, USB-MIDI Connectivity Black