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  2. History of videotelephony - Wikipedia

    en.wikipedia.org/wiki/History_of_videotelephony

    It was designed to output its video to the user's television in order to lower the cost of acquisition, and to offer remote control and a powerful video compression codec for unequaled video quality and ease of use with a video relay service (VRS). Favourable reviews quickly led to its popular usage at educational facilities for the deaf, and ...

  3. A typical low-cost webcam (a Microsoft LifeCam VX-3000) for use with many popular video-telecommunication programs (2009). This list of video telecommunication services and product brands is for groupings of notable video telecommunication services, brands of videophones, webcams and video conferencing hardware and systems, all related to videotelephony for two-way communications with live ...

  4. Videotelephony - Wikipedia

    en.wikipedia.org/wiki/Videotelephony

    Videotelephony (also known as videoconferencing or video call) is the use of audio and video for simultaneous two-way communication. [1] There are many terms to refer to videotelephony. Videophones are standalone devices for video calling (compare Telephone ). In the present day, devices like smartphones and computers are capable of video ...

  5. Video relay service - Wikipedia

    en.wikipedia.org/wiki/Video_Relay_Service

    A video relay service ( VRS ), also sometimes known as a video interpreting service ( VIS ), is a video telecommunication service that allows deaf, hard-of-hearing, and speech-impaired (D-HOH-SI) individuals to communicate over video telephones and similar technologies with hearing people in real-time, via a sign language interpreter .

  6. Comparison of VoIP software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_VoIP_software

    This is a comparison of voice over IP (VoIP) software used to conduct telephone-like voice conversations across Internet Protocol (IP) based networks. For residential markets, voice over IP phone service is often cheaper than traditional public switched telephone network (PSTN) service and can remove geographic restrictions to telephone numbers, e.g., have a PSTN phone number in a New York ...

  7. FreeConferenceCall.com - Wikipedia

    en.wikipedia.org/wiki/FreeConferenceCall.com

    The LECs were permitted to charge interexchange carriers such as AT&T Wireless, Verizon Communications, and Sprint to connect incoming calls to conference call numbers and would split the revenue generated from this increased traffic with FreeConferenceCall.com. With the explosion of the first free conference provider post 9/11, rural LECS were ...

  8. Operator assistance - Wikipedia

    en.wikipedia.org/wiki/Operator_assistance

    A third number call or third party call is an operator assisted telephone call that can be billed to the party other than the calling and called party. The operator calls the third number for the party to accept the charges before the call can proceed. Time and charges was a service that could be requested of an operator before a call began ...

  9. Category:Videotelephony - Wikipedia

    en.wikipedia.org/wiki/Category:Videotelephony

    High Efficiency Video Coding implementations and products. High Efficiency Video Coding tiers and levels. History of videotelephony. Hopin (company) Houseparty (app) HP Elite x3. HTC Windows Phone 8S. HTC Windows Phone 8X. Huawei Ascend W1.

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