(Sorry for inline answers, Brian.)
"Never!" Luddites of the world unite!
That would require that I had some kind of 'smart' 'phone to see who was there, though. Not happening. Besides, that's what the new yet-to-be-installed CCTV system is for.
This one is a real bell, you know, one of those metal dome things with an oscillating hammer? It makes the whole wooden wall vibrate when powered by the transformer's 12 volts! Chimes are so 20th Century!
As I said, I think I will just reinstall it as-was once the new mud room is built. But thanks for thoughts.