Справочник Пользователя для D-Link DCS-960L

Motion detection enables the camera to monitor the environment for loud sounds. You may set the volume threshold used to determine whether 

sound was detected or not. If this option is selected, the trigger by option under Video Clip, or Snapshot should also be selected.

Select this box to enable the sound detection feature of your camera.

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

detection feature.

Click Save Settings to save your changes.