In article ,
Graham. wrote:
A nice idea, but that would entail drilling through the wood or UPVC
doorframe, which is what they wanted to avoid when they chose the
wireless option.

Most choose the wireless option because it is easy. Then moan on and on
about false rings, not being able to hear it, poor reliability etc.

Put my transformer fed bells in when I re-wired this house 40 years ago.
Still working just fine.

--
*Why don't sheep shrink when it rains?

Dave Plowman London SW
To e-mail, change noise into sound.