Good luck with that, since you have to go back 12 years just to get a sniff of the original website...
OP, it's tat, I'd bin it. I've unwittingly taken about 5 of these out over the years, tellingly only the 2-wire sirens were ever left,
I never knew the make since, for some strange reason, the control panel bits were long gone... :hmm:
https://web.archive.org/web/20040401064807/http://www.tdbm.com/