There are a couple of differences between these but basically the internet way is very fast and you voice is sent in little data packages which is converted back to your voice at the other end. The old way was slow so not as economical cost wise. Hence E'Twaun Moore Jersey , although you may not have realised it your phone companies have been converting your voice messages to VoIP for some time now. They can handle thousands of conversations at the same time down the same line whereas previously they could not. However, they have been reluctant to reduce prices until the pressure has been put on them recently by new VoIP companies springing up.
So? There we have it. VoIP is just anther way to have a conversation between two or more people. How hard is that to understand?