Install OBS

  • sudo apt install ffmpeg
  • sudo add-apt-repository ppa:obsproject/obs-studio
  • sudo apt update
  • sudo apt install obs-studio


  • Down load and install v4l2 sink
  • sudo apt-get install v4l2loopback-dkms

Run v4l2 loopback

  • sudo modprobe v4l2loopback devices=1

See where the Dummy video is running to

  • v4l2-ctl –list-device

Open OBS
goto the Tool puldown and open v4l2 and set the the path


  • pactl load-module module-null-sink sink_name=Virtual-Speaker sink_properties=device.description=Virtual-Speak
  • pactl load-module module-remap-source source_name=Remap-Source master=Virtual-Speaker.monitor

Now in OBS in the setting Audio-Advanced Monitoring Device to Virtual-speaker

In Zoom
For the video set to Dummy
For the Sound set to Remap Virtual-Speaker

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