User's Manual

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vMix User Guide
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2. External Audio Mixer Main Mix / Output connected to vMix
This is the final audio mix that should include all audio needed for the recording and stream.
This connection from the mixer to vMix can be made using a USB Audio Interface or the built in USB
capabilities of some audio mixers (recommended)
Or using the Line In / Microphone input on the computer. If using the computers Line In, be sure to confirm
the audio mixer output is "unbalanced".
As "balanced" audio signal will result in heavily muted and/or distorted audio.
Finally, to add this audio mix to vMix, follow the instructions below:
1. Click Add Input in vMix and select Audio Input
2. Select the Audio Device and optionally the Channel(s) and click OK.
3. Open up the vMix Audio Mixer and turn off the "M" bus and enable bus "A" instead.
4. From Recording Setup, select BusA as the audio source and also from Streaming Settings -> Quality
as shown below: