LeftArrow Knowledge Base

How to Set USB Audio Device

Article ID: 007020005 Last Update: 2022-08-16

Applies to: USB Fusion

How to Set USB Audio Device

The audio of USB device connected with the WEB CAMERA port is not enabled by default. You can set on the Web UI.

USB Audio Input

One audio input device can be only set as a global microphone or WEB CAMERA audio. If you have connected with multiple devices, you can set different devices as different audio.

Set USB Audio as Web Camera Audio

  1. In the navigation bar at the upper part of the Web UI, click Input.
  2. Click WEB CAMERA at the upper part.
  3. In the AUDIO area, select an audio device as the WEB CAMERA audio, that is, the audio that switches along with the WEB CAMERA video.
  4. Move the slider of Audio offset to match up the audio and video tracks. Set a positive value to delay the start of the audio track, or set a negative value to reduce the delay.
  5. When you select the audio input as the WEB CAMERA audio, you can no longer select it as a global microphone.

Set USB Audio as Global Microphone

  1. In the navigation bar at the upper part of the Web UI, click Audio.
  2. In the USB AUDIO area, select an audio device from the Microphone drop-down list box. The device will be used as a global microphone, which can be used throughout a presentation and does not switch in/out with any scene.
  3. When you select the audio of a USB input device as the global microphone, you can no longer select it as WEB CAMERA audio.

  4. Move the slider of Audio offset to match up the audio and video tracks. Set a positive value to delay the start of the audio track, or set a negative value to reduce the delay.
  5. Both this microphone and the microphone connected to the headset port work as a global microphone. Both microphones can work simultaneously.

USB Audio Output

Set USB Device as Monitoring Device

  1. In the navigation bar at the upper part of the Web UI, click Audio.
  2. In the USB AUDIO area, select a device from the Audio output drop-down list box as the audio output device, which can be used for monitoring audio.

    Both this audio output device and the headphones connected to the headset port work as a monitoring device. Both devices can work simultaneously.

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