"J. @netscape.net>" <jsloud2001<removeme> wrote in message news:4eg1c2tu81d2rglk3ue60vn5pcohni87vu@xxxxxxxxxx > Just curious, what does a TG-1 do that a TG-4 doesn't? My understanding is that a TG-1 is just a TG-4 without the telephone line monitor. js