Thanks, I should have mentioned this is for use abroad so I won't need it fitting, I'll have to do it myself. Some interesting looking systems there though.
Turning to the sages of NSC as it's a jungle for the layman looking online.
I am looking for an alarm system that has a box with a loud alarm on an outside wall, preferably with a strobe as well. Ideally a wireless diy system which is activated either by infra red sensors or contacts on the...