Installation guide

DVTel CF-4221-00 Fixed IP Camera User & Installation Guide
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Active Mask Function
Add a Mask
Check a Video Mask checkbox, and a red frame will come out in the Live Video
pane at the right side. Use the mouse to drag and drop to adjust the masks size
and place it on the target zone.
NOTE: It is suggested to set the Video Mask twice as large as the object it covers.
Cancel a Mask
Uncheck the checkbox of the Video Mask meant to be deleted, and the selected
mask will disappear from the Live Video pane instantly.