Chapter 3 Using the AVerKey500 Pro
For example :
AVerMedia
As described earlier in the section, AVerMedia Spot, under Presentation Highlight Functions, you can highlight a certain area in your presentation by pressing the SPOT button.
After pressing the SPOT button, press ZOOM to enlarge the highlighted area inside the colored frame. (The figure below shows an illustration.)
Press the SPOT button to highlight an area.
Then, press the ZOOM button to enlarge the highlighted area.
AVerMedia
After you press the POINTER button to point on a key area in your presentation screen, press the ZOOM button to magnify the area where you are pointing to.
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