Avtech IP CAMERA Serie Guide D'opération page 26

3.3.3 ROI (For selected models only)
ROI, Region of Interest, is used to reinforce the image quality of the selected area(s). Users could specify two
areas in the camera view.
3.3.4 Color
Adjust the color performance from Brightness, Contract, Saturation, and Hue (for selected models only). Click
and drag the slider to preview the color change on the right side of this page and adjust the image color.
To restore the default values, click "Back to Default".
3.3.5 Audio (For selected models only)
Drag the slider to adjust the volume of the microphone and speaker.
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