5 Alternatives To Using A MIDI Keyboard : Ask.Audio
MIDI Guitar Controllers : Ask.Audio
JAMMY MIDI Guitar App-Enabled Digital Guitar, MIDI Controller, Modular Portable Foldable Guitar Fits in your backpack, always tuned and ready to play, with Detachable frame, strap and carrying case : Amazon.nl: Musical
Z7S
The Comprehensive Guitarist's Guide to MIDI: PIRATE MIDI
Expressiv MIDI Guitar – An Electric Guitar/MIDI Controller Hybrid – Synthtopia
Zivix Jamstik Guitar Trainer: Hot MIDI Controller in Disguise? - Craig Anderton | Create · Innovate · Inspire
Wild, Colorful Controllers for Guitarists and Ableton Live Users, from Starr Labs - CDM Create Digital Music