Key - can be lost or locked in the building (if a nightlatch is used)
Code - the code entry can be observed by a potential person aiming for un-authorised access
Biometric - an electrical fault or mal function on the control panel can occur [regardless of a backup power supply]
If an...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.