On February 5, 2006 at 17:40, Peter Dewildt said...
the only real difference is the RF frequency used
to talk to the optional RF Extender
Well, RF can be used to control other things than the RF extender, like for example intertechno devices
http://www.intertechno.at/There is a link in the pronto files / lighting / intertechno ;-)
I also know people using the RF to control their motorized screen...
