Activity notifications including those for sound, person, and motion detection are turned on and off from “Settings”. All activity notification types are controlled together.
System notifications will be sent at all times by both push and email, even if you have turned off event notifications. System notifications include:
Offline - sent when the camera has been offline for 10 minutes
Online - sent when the camera comes back online
Low battery - sent when the battery level drops to 20%
Overheat - sent when the camera reaches 75 degrees (Celsius)