For those who want to have black covers on the intrusion detectors and the main unit. You can easily replace the cover on the intrusion detector yourself, and you can do the same for the main unit if you are a bit "technical".
You can buy the covers from your dealer.
Watch video on how to change the cover on an Avara intrusion detector
See video for how to replace the cover on the Avara main unit
Black cover for intrusion detector
Part no. 10014
Black cover for main unit
Part no. 10015