User's Manual
45 
Video & Audio Screen 
This screen is displayed when the Video & Audio menu option is clicked. 
Figure 34: Video & Audio Screen 
Data - Video & Audio Screen 
Video Adjustment 
Power Line 
Frequency 
Select the power line frequency (50Hz or 60Hz) used in your region, 
to improve the picture quality under florescent lighting. 
White Balance 
Select the desired option to match the current environment and 
lighting. 
Brightness 
If necessary, you can adjust the brightness to obtain a better image. 
For example, if the camera is facing a bright light, the image may be 
too dark. In this case, you can increase the brightness. 
Sharpness 
Select the desired option for the sharpness. You can select a 
Sharpness value between -3 and 3. 
Options 
Enable Microphone 
Enable audio by checking this checkbox. Using Audio will increase 
the bandwidth requirements slightly. 
Audio Type 
Select the desired audio type. 
Enable Speaker 
Enable speaker sound by checking this checkbox. 
Flip 
This setting will have the image swapped top-to-bottom. 
Mirror 
This setting will have the image swapped left-to-right. 
Enable Time Stamp 
If enabled, the current time will be displayed on the Video image. 










