AVer SEB3104H - Manual (Page 41)

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- Video Shield: To select an area for video shield. Use the mouse drag from up to down to
select a video cover area. To un-select the mask area, click Clear button.
(4) Video Mask
Mark an area on the screen to disregards the monitor in the marked area and to only monitor
outside the marked area.
- Video Mask Enable: Enable/disable video shield function.
- Video Mask: To select an area for video mask. Use the mouse drag from up to down to
select a video cover area. To un-select the mask area, click Clear button.