Do’h! Right, i was doing this research without much double checking. All i seem to fine are a load of sketchy sites with sketchy scam links.
GEM, aka Generalmusic, seems to have changed hands at some point. This might be one of those times where in the change up, things changed drastically. I just dont see that model listed on that page, or even in manual listings.
https://en.wikipedia.org/wiki/Generalmusic
An hour later, and i still got nothin.