citadel xr2 need to turn power off?
Tamper light showing on Citadel vr8 system?
How to reset the tamper function on my Citadel VR8 alarm please?
does a citadel xri have two battery's?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
how to stop the sensor beeping on citadel alarm?