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1. In the detection tool list, highlight an Audio Detection object (1) which offers a means of analyzing the audio signal from a microphone connected to the desired video camera.
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2. In the Period field (2), enter the time in milliseconds after which the next section of the audio stream will be processed by the audio detection tools. This value should be in the range [0, 65535]. If the value is 0, each section of the audio stream is processed.
3. Click the Apply button.

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