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4.3.3.3 Instant backup
You can record the video of any channel and save the clip into a USB storage device. By clicking
automatically saved into the connected USB storage device.
You can record the video of any channel and save the clip into a USB storage device.
4.3.3.4 Manual Snapshot
You can take one to five snapshots of the video and save into a USB storage device. By clicking
connected USB storage device. You can view the snapshots on your PC.
To change the quantity of snapshots, select Main Menu > CAMERA > Encode > Snapshot,
in the Manual Snapshot list, select the snapshot quantity.
4.3.3.5 Two-way talk
You can perform the voice interaction between the Device and the remote device to improve efficiency of emergency.
Step 1 Click
digital channel becomes null too.
Step 2 Click
4.3.3.6 Switch bit streams
Via this function, you can switch the channel main stream/sub stream according to current network bandwidth.
● M: Main stream. Its bit streams are big and definition is high. It occupies large network bandwidth suitable for video
wall surveillance, storage and etc.
● S: Sub stream. Its definition is low but occupies small network bandwidth. It is suitable for general surveillance, remote
connection and etc.
to switch the bit stream type of the main stream and sub stream.
Click
● M: Main stream.
● S: Sub stream. Some series products support two sub streams (S1, S2). Refer to "4.2.6.1 Encode" for detailed
information.
, the recording is started. To stop recording, click this icon again. The clip is
, you can take snapshots. The snapshots are automatically saved into the
to start two-way talk function the icon now is shown as . Now the rest two-way talk buttons of
again, you can cancel two-way talk.
Figure 4-69
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