AVer NXU8000 - Manual (Page 81)

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Name Function
(20) De-interlace To enhance the video quality. Set the de-interlace mode to #1, if you are
capturing motionless picture and #2, if it captures lots of movement.
i
IP camera doesn’t support de-interlace.
(21) Watermark To verify the playback video has not been modified (also see Chapter
4.5.1 ).
(22) Turbo To improve the smoothness of live video. Turbo button is disabled（ ）
in default. When turbo button is enabled or disabled that applies to whole
DVR system, not the specific channel. When restart or shutdown DVR/NVR
system, the current turbo status won’t be saved by DVR/NVR system.