Audio and video – Vivotek PZ7121 User Manual
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Audio and video
This section explains how to cofigure audio and video performances of the Network Camera. It
is composed of the following two columns: Video settings and Audio settings�
Video Settings
Video title: Enter a name that will be displayed on the title bar of the live video�
Color: Select to display colorful or black/white video streams�
Power line frequency: Set the power line frequency in consistent with local utility settings to eliminate
uncomfortable image flickering associated with fluorescent lights. Note that after the power line frequency
is changed, it is required to disconnect and reconnect the power cord of the Network Camera in order for
the new setting to take effect�
Video orientation: Flip--vertically reflect the display of the live video; Mirror--horizontally reflect the display
of the live video� Select both options if the Network Camera is installed upside-down (ex� on the ceiling)
to correct the image orientation�
Maximum Exposure Time: 1/120 S, 1/60 S, 1/30 S, 1/15 S, 1/5 S, and Auto�
Overlay title and time stamp on video: Select this option to place the video title and time on video
streams�
Note that when the frame size is set to 176 x 144 as the right picture below, only time will be stamped on
video streams�
10:32:05 2008/10/01
Video title