I am having trouble learning in a new, additional siren.
My system has been installed for a few months now and working fine.
I have tried following the instructions but can't find anything explicitly about installing an additional siren to an existing sysem.
Any ideas please?
My system has been installed for a few months now and working fine.
I have tried following the instructions but can't find anything explicitly about installing an additional siren to an existing sysem.
Any ideas please?