ALESIS V25 MKII 25-Key USB MIDI Keyboard Controller User Guide
Amazon.com: Alesis V49 - 49 Key USB MIDI Keyboard Controller with 8 Backlit Pads, 4 Assignable Knobs and Buttons, Plus a Professional Software Suite Included : Everything Else
Alesis V49 - 49-Key USB MIDI Keyboard Controller with 8 Backlit Pads, 4 Assignable Knobs and Buttons, Plus a Professional Software Suite : Amazon.com.au: Musical Instruments