Videotelephony comprises the technologies for the reception and transmission of audio-video signals by users at different locations, for communication between people in real-time. At the dawn of the technology, videotelephony also included image phones which would exchange still images between units every few seconds over conventional POTS-type telephone lines, essentially the same as slow scan TV systems.
All stories in Videotelephony
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Messenger Rooms, Facebook's 50-caller Zoom competitor, is now available
Messenger Rooms is now available and rolling out globally, supporting up to 50 video callers at once. Here's how to use Facebook's ...
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WhatsApp may soon support 50-person video calls through Messenger Rooms
Ever since Facebook bought WhatsApp back in 2014, the company has managed to keep the the mega-popular chat app quite separate ...
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Facebook challenges Zoom with Messenger Rooms, supporting 50 video callers at once
Video calling and virtual meetings have become our new normal during this pandemic, and everyone from Zoom, to Microsoft, ...
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Houseparty who? Google Duo now supports 12 people on a video call
As video calling services are growing more popular during the coronavirus crisis, Google is expanding the number of people ...
