A conference during which participants at two or more locations are linked by fast telecommunication lines and are able to see and hear one another in real time There is an interactive quality that is called "synchronous "
A discussion made possible by electronic communications between two or more people in different locations Participants view each other on screens; real-time sound and video is transmitted between locations via the network (See the Classroom Technology Services Web site )
A videoconference is a group or a person-to-person discussion in which participants are at different locations but can see and hear each other as though they were together in one place
One-way video, two-way audio transmission via satellite Audio interaction usually takes place via phone call-in segments of the video program (See also: Live Event)