Roland G707 Guitar Controller and the GR 700 Guitar Synthesizer. Still have mine. The controller (guitar) was made by the same folks who bring you Ibanez, I bel…
Roland GR-700 - Programmable Analog Guitar Synthesizer
File:Roland G-707, GR-700, StarrSwitch Datapump 620 guitar synthesizers, Kurzweil K-250, Museum of Making Music.jpg - Wikimedia Commons
Roland GR-700 | Guitarcloud - Prince Equipment Archive
Roland GR-700 - Programmable Analog Guitar Synthesizer