So what do you need in the way of VOIP equipment? The answer is not too much. An essential part of VOIP system is a broadband connection, which we call a high speed internet connection. This is required for anyone who is using or wanting to use a VOIP system in their home or office. The connection can be found through a cable modem, or a high speed service such as DSL.
You can either hook a phone up to your personal computer or you can connect a phone through the telephone adaptor. The telephone adapter is about the size of a wallet and is the go between connecting the telephone and the computer. It can turn the analog signal from the telephone into digital data that can be sent over the Internet.
One of the advantages is that digital phone offers many additional features that a traditional phone is not equipped to offer. If you have a broadband internet connection, there is no need to pay the additional cost for another telephone line just to make phone calls.
A second advantage is that you can talk to people around the world for as long as you want if they have an Internet connection. Also you can talk with multiple people at the same time...