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Section 2: There are monitor channels successfully connected to the NVR.
Please refer to Figure 5-8 for main stream and extra stream switch information.
Figure 5-8
Section 3: Open all. Open all button is to enable/disable all-channel real-time monitor. Here you can
select main stream/sub stream too. See Figure 5-9.
Figure 5-9
Section 4: Start Talk button.
You can click this button to enable audio talk. Click 【▼】 to select bidirectional talk mode. There are four
options: DEFAULT, G711a, G711u and PCM. See Figure 5-10.
After you enable the bidirectional talk, the Start talk button becomes End Talk button and it becomes
yellow. Please note, if 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.
Figure 5-10
Section 5: Instant record button. Click it, the button becomes yellow and system begins manual
record. See Figure 5-11. Click it again, system restores previous record mode.
Figure 5-11
Section 6: Local play button.
The Web can playback the saved (Extension name is dav) files in the PC-end.
Click local play button, system pops up the following interface for you to select local play file. See Figure
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