Hi Kerry_Man, welcome to AAM. You might find something of interest in the Key Post on alarms. The CS350 has a number of outputs, should be straightforward to configure one of these to work with an auto dialler.
Leo
we just got an alarm with autodialler installed. I'm out in Killaloe, so not too far from Limerick, pm me if yo want the details of the guy we used, we were well pleased with him