You could get an X10 relay module to switch on the strobes for you.

(Or appliance or lamp)

You could get by with one of the starter kits that have a transmitter,
receiver, and lamp module... under $50 i think.

Once your wife flashes you you can pick up the phone to see what
she needs. (hit a single key like you are going to dial a number to
turn off the dial tone for the few seconds before it times out)

--
be safe.
flip
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