I had the same prob, they also are rude when they do say something, and if u call the number it is not in service. I *57 them, which is call trace,lol.
I answered and computer sounding voice said they wanted to know if diabetic machine came then it whoever said no we wanted to know if you were interested in getting or wanted to see if I would order I then said who are you and I said why are you calling they said a family or friend may have suggested they hung up and when I called number back THE NUMBER YOU HAVE DIALED IS NOT IN SERVICE