User`s manual

Configure DR3
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7.3.1 Video System
Please select correct video standard which corresponding to the video source of camera.
Default video standard is now PAL. It has to be changed for other video standard.
7.3.2 Beep/Vibration
DR3 will beep or vibrate to warn you when it starts or stops recording, in some special
applications or occasion/environment, you may want to turn this function off, and you
can disable beep/vibration function.