Yeah, that’s my understanding. I can’t find the post but it was here on this site. A guy did some experiments to find the smallest size hole his PIR sensor actually required. He tried 1mm, 2mm and 4mm(?). He said it worked just fine with a 2mm hole.
Posts made by audreyspency
RE: Do you use a PIR sensor? How do you hide it?
RE: Is MMM-AssistantMk2 compatible with PulseAudio?
This is fantastic. Hope will come with full guide and instruction in each step.