People in different locations can communicate like they are in the same room using video conferencing which integrates video, audio and peripherals through the transmition of synchronized images and verbal communications between the parties to enable two or more people to communicate over some type of telecommunications lines. For a video conferencing to function, there must be video cameras, microphones, appropriate computer software, computer equipment and any other peripheral device which allows integration with the transmission lines for the information being communicated to be relayed. The process that takes place in a video conference starts with recording of analog information by the microphones and the cameras, breaking down the information into discreet units, Encoding of the information by the codec to a digital line, Receiving of the digital information by the receiver’s codec and finally the translation of the digital signals back into analog video images and audio sounds.
Voice activated video conferencing allows all the participants to always see whoever is speaking by shifting the image to the site that activates its microphones.
An organisation can be able to cut down travel expenses if they have a video conferencing system. Apart from that, a video conferencing systems enables a company to make quick decisions and actions during times of emergency as well as saves them time since the participants in decision making process do not have to make any physical appearance. If a company has video conferencing system they can be able to conduct business meetings, seminars, and training sessions while the participants are located in different places. Sharing of data and knowledge can be done by make presentations to the important members of an organization via video conferencing systems.
It is important for one to have an idea of about what needs to be done beforehand even if there is a video conferencing system professional installer to avoid problems that may cause significant delays during the video conferencing installation process. Before initiating a video conference one has to prepare a room for adequate air conditioning and ventilation and a good space for video conferencing equipment, check for power lines and organise a desk, sofa, and other items to avoid showing a bare room.