Might it be an old Avon bottle? I did a Bing image search and found one, but I'm not sure if this is it or not.

There was only one way to communicate with other computers and that was with a modem and telephone. You could only call one number at a time, so you could only talk to one computer. Later the telephone company perfected multi line capabilities and many people could call one computer and talk to each other, … Read more