Audio Detect (Optional) - Unisight EmPower NVR User Manual

and xlsx. The export file is .csv.
⚫
Import blacklist/whitelist: Set the type as blacklist or whitelist and then click Import button. Select the
corresponding file and then click Open button to import.
⚫
Export blacklist/whitelist: Set the type as blacklist or whitelist and then click Export button. The
Browse interface is displayed. See Figure 3-146. Select the file save path, enter the encryption
password, and then click Save.
Backup encryption is enabled by default when exporting the black/white list.
⚫
If file backup encryption is enabled, the extension name of the exported file is .backup.
⚫
If the backup encryption is disabled, the extension name of the exported file is .csv. It might lead to
data leakage.

3.7.8 Audio Detect (Optional)

System can generate an alarm once it detect the audio is not clear, the tone color has changed or the is
abnormal or audio volume changes.
From main menu->Setting->Event->Audio detect, you can see an interface shown as in Figure 3-147.
⚫
Input abnormal: Check the box here, system can generate an alarm once the audio input is
abnormal.
⚫
Intensity change: Check the box here, system can generate an alarm once the audio volume
becomes strong.
⚫
Sensitivity: It refers to the audio recognition sensitivity. The higher the value is , the higher the
sensitivity is.
Figure 3-146
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