Your computer must be equipped with speakers and a microphone. Phoning over the Net is not perfect but in many cases you should not care because it's absolutely FREE. . Yes, try Intranets, the world's first FREE intranet. In an intranet environment, groups can securely interact, share contact information and documents, schedule events on a group calendar, and even make group announcements. All you need to get started is a computer with an Internet connection.
Users even get to pick their very own free custom domain for their intranet.
It's as simple as plugging a regular phone into the Komodo Fone to make use of the Internet for clear and natural phone conversations. You don't need a personal computer to make the call. PhoneCube Conferencing tool. There is no software and hardware to fiddle with. With IPStar, you and your IPStar friends can talk for hours with no long distance charges.