I did an eleven-room Audio Ease in the mid 90's for a TV tycoon in the LA area. He didn't have twelve keypads, so that could not be my system...
Where is it? For Audio Ease, I could be called in on an insulting basis!
A good answer is easier with a clear question giving the make and model of everything. "The biggest problem in communication is the illusion that it has taken place." -- G. “Bernie” Shaw