Rugged Cams HD Megapixel - Manual (Page 192)

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23.2.2 Alarm In/Out Control
 The Alarm In icon on the map will be light on when the Alarm In equipment like sensor or detector is activated in the site.
 If users click the Alarm Out icon, the light is on the icon and the alarm equipment such as siren and buzzer will be activated
in the site.
23.2.3 Audio
 Users can hear the audio in the site by clicking the icon on the map.