If you want to use Video Chat / Webcam and also Voice Call inside your Facebook Account / Page, you can try the Facebook Application named FriendCameo that would help you to make a communication between you and your friend / family by using webcam and also voice–usually dubbed as Video Chat.
As you might already knew, in Facebook there only Facebook Chat to make you able to make a chat / text message with your friend, you can’t use Video Call even Voice Call. That why you need third party application such as Friend Cameo to make you able to use Video Chat (Webcam, Speaker needed!)
How to use Video Chat in Facebook by using FriendCameo
Simply go to FriendCameo Application on Facebook then do the rest. :)