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Please refer to Figure 5-5 for main stream and extra stream switch information.
Section 3: Start Talk button.
You can click this button to enable audio talk. Click
options: DEFAULT，G711a，G711u and PCM. After you enable the bidirectional talking, the Start talk
button becomes an End Talk button. See Figure 5-6.
Please note, if the audio input port from the device to the client-end is using the first channel audio input
port, during the bidirectional talk process, system will not encode the audio data from the 1-channel.
Section 4: Instant record button. Click it and the system begins manual recording. See Figure 5-7.
Click it again and the system restores previous recording mode.
Section 5: Local play button.
The Web can playback the saved files in the PC-end. The saved files have the .dav extension.
Click the local play button and the system pops up the following interface for you to select a local file to
play. See Figure 5-8.
Figure 5-4
Figure 5-5
to select bidirectional talk mode. There are four
Figure 5-6
Figure 5-7
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