M-Audio Axiom 25 MIDI Keyboard Controller 25-Key USB MIDI Velocity-Sensitive

M-Audio Axiom 25 MIDI Keyboard Controller 25-Key 8 Pads 8 Knobs For Parts/Repair

Axiom 25 key MIDI controller

M-Audio Oxygen 25 3rd Gen 25-Key USB MIDI Controller Keyboard Not Tested

M-Audio Keystudio 25 USB Keyboard MIDI Controller 25-key + Cable

Samson Graphite M25 USB MIDI Controller Keyboard 25 Keys 8 Encoders & 4 Pads

M-Audio Oxygen 8 v2 MIDI Controller Keyboard 25 Keys, with extras

Oxygen 25, M-AUDIO, 25 Key USB MIDI Controller - Keyboard Only, As Pictured.