A new way of communication is video conferencing; it allows you to see the person you are talking to along with hear his or her sound. Some times it very difficult to reach that place was you have to give the presentation in that case video conferencing is a very good option. Using these way viewers can see you live. You can call a person who is living in the same city or the person who is living in different countries, means you can make the call to any one around the world. It is not necessary that you must talk to one person at a time; you can make the call with many at the same time.

Live video conferencing allows you to directly talk to the person from sitting far away from him. For making a video call it is important to have a web cam with both the parties. One technology that is VTC systems these are the systems that provides video teleconferencing. The video camera used for this purpose can be set according to your needs; you can either set the zoom option or not depending on your choice. To use a normal computer as a VTC system you just need to add video camera, microphones.