The new Vivox voice chat system for Facebook will allow any user to start a conversation with anyone on their friends list.
Vivox Voice allows you to video chat with your friends on Facebook. It is very easy to use application. All you have to do is add this app to your account and then download the Vivox Web Voice plugin.
The person you want to chat with should also be using this application then only you can chat with him/her.
Download Application:
Check Download LinksCode:
http://www.facebook.com/apps/application.php?id=48611720055