Real-Time Audio-Video works with standard webcam, USB audio, and analog audio devices. The feature also works with standard conferencing applications, such as Skype, WebEx, and Google Hangouts. To support Real-Time Audio-Video, your Horizon deployment must meet certain software and hardware requirements.

Virtual desktops

Virtual desktops must have View Agent 6.0, or Horizon Agent 7.0 or later, installed.

Published desktops and applications

To use the Real-Time Audio-Video feature with published desktops and applications, Horizon Agent 7.0.2 or later must be installed on the RDS host.

Horizon Client computer or client access device

  • Real-Time Audio-Video is supported on x86 and x64 devices. This feature is not supported on ARM processors. The client system must meet the following minimum hardware requirements.


    Frame Rate


    Required Memory

    320 x 240

    15 FPS

    2 core, 1800 MHz

    105 MB

    640 x 480

    15 FPS

    2 core, 2700 MHz

    150 MB

    1280 x 720

    15 FPS

    4 core, 3400 MHz

    210 MB

  • Horizon Client requires the following libraries:

    • Video4Linux2

    • libv4l

    • Pulse Audio

    The plug-in file (/usr/lib/pcoip/vchan_plugins/ has the following dependencies.:

    All of these files must be present on the client system or the Real-Time Audio-Video feature will not work. Note that these dependencies are in addition to the dependencies required for Horizon Client itself.

  • The webcam and audio device drivers must be installed, and the webcam and audio device must be operable, on the client computer. You do not need to install the device drivers on the machine where the agent is installed.

Display protocols

  • PCoIP

  • VMware Blast (requires Horizon Agent 7.0 or later)