Jay Honeck wrote:

It's lovely when you have no interest in what the peanut gallery
is blathering about.



Amen to that! With two kids in the back, that little switch is a
Godsend.

When the kids go with us they get their own intercom. I have a portable
that I have had since my renting days. If they want to talk to the
front seats they can plug into the regular intercom jacks.