Hi everyone
Can someone help work out what's this box!
It keeps beeping all the time, it's located above front door to my apartment
35888213_1755393327872986_6679753749734359040_n by p1otrek posted 3 Jul 2018 at 1:26 PM
I got Scantronic 9930 alarm fitted, is this part of the alarm?
Can I open...