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Audio capture

How sound monitoring works in activities

Written by Adolfo Suárez
Updated over 9 months ago

If your institution has enabled audio capture, it'll show up in the results report. Similar to camera monitoring, audio capture records small audio fragments during the activity.

For this to happen, the student needs to grant microphone permissions to the browser while they're doing the activity.

Audio capture activates when the microphone detects noise above a certain threshold. At that point, an audio recording starts, lasting a maximum of 20 seconds, with an interval of up to 30 seconds between recordings.

SMOWL captures the audio, but it doesn't validate it. To validate an audio recording, you'll need to access the full report.

Full Audio Report

Just like with other types of monitoring, you'll find a display of the overall audio results in the "Full Report" and a display of incidents in the "Incident Report."

Audio Validation

Select the student whose audio you want to validate. Go to the "Full Report" option. Within the "Full Report," click on "Audio" to view the captured results.

To validate an audio as correct, click the checkmark icon. If the audio is suspicious, click the "X" icon.

Once you've chosen an option, click "Validate Audios."

Review of Audio Incidents

Similar to other monitoring systems, the results report will show detected incidents in the "Incident Review" section.

Actions that prevent audio capture are considered incidents, such as:

  • Not granting microphone permissions.

  • Not having a microphone installed.

It's possible that if the user remained completely silent and no sufficiently loud sound occurred, there might be no audio samples from the activity.

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