Справочник Пользователя для D-Link DCS5020L

Sound detection allows you to detect when there is a loud sound in the area, which can be used to trigger snapshots or recordings. Refer to “Mail” 

on page 33 and “FTP” on page 35 for more details.

Select whether you want to enable or disable the sound detection feature 

of your camera.

Specify whether you want to Always have motion detection enabled, or 

according to a Schedule that you define.

Specify the volume level that a sound must exceed in order to trigger the 

sound detection feature. The graph at the bottom of the page will show 

the current volume levels being detected by the camera.