This page sets the audio detection parameters.
Audio detection is activated when the audio sound input to the audio input terminal from a microphone, etc. has exceeded the detection level. Connect speakers, headphones, etc. to the computer in advance so that the audio sound is audible.
[Audio Detection] Page
TOPThis page can be used during access using “admin” or “operator”.
Click [Advanced Settings] in the side menu, and click [Audio Detection].
Press the [OK] button to enable the new settings.
If the [OK] button is pressed upon entering an invalid value, a warning message will appear and the entry will be denied. Press the [Cancel] button to restore the invalid entry to the value before the change was made. If you press the [Cancel] button, other changed items will also be restored to the values before the change was made.
Memo
The camera returns to the undetected status if a sound level below the detection level continues for five seconds or longer after the occurence of an audio detection.
Note
Audio detection cannot function if an audio driver is not installed on the computer.
When [Motion Detection] or [Tampering Detection] is set to “ON”, the audio detection feature cannot be used.
When the [Audio Detection] does not work even if it is set to “ON” and you adjust [Level], please adjust [Mike Gain].
Settings
Setting values with 
are default values.
Peak Meter (No.1, No.2)
For selecting the target for detection using the peak meter displayed at the top of the setting screen.
A sound level below the detection level is indicated in green on the meter, and a level higher than the detection level is indicated in red.
[Set values: No.1, No.2]
No.1, No.2
Audio Detection
Enables or disables Audio Detection for No.1 or No.2.
[Set values: ON, OFF]
Level
For setting the sensitivity level of audio detection. Increasing the number raises the detection sensitivity level, and hence it is more sensitive.
[Set values: 0 to 4 to 10]
Detection Time
For setting the minimum duration for audio detection.
Abnormal sound is detected if an audio sound meets the conditions for Audio Detection for a duration longer than the preset time.
[Set values: 0 to 1000 to 3000] msec