A conventional doorbell often uses a physical bell, or a digital equivalent with a rudimentary speaker, to make the ...

Can't hear the doorbell from the back of the house? It's easy to correct that by adding a second doorbell chime.

Fish Tape (if you lose the wires in the wall or need to run new wires) ...

A conventional doorbell often uses a physical bell, or a digital equivalent with a rudimentary speaker, to make the universally recognised ‘ding-dong’ sound when a visitor presses the button.