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User Manual of Network Speed Dome
Audio Stream Bitrate: When the Audio Encoding is selected as MP2L2, you can
configure the Audio Stream Bitrate in the dropdown list. The greater the value is,
the better the audio quality will be.
Sampling Rate: When the Audio Encoding is selected as MP2L2 or PCM, you can
configure the Sampling Rate in the dropdown list. The greater the value is, the
better the audio quality will be.
Audio Input: When an intercom is connected to the speed dome, you need to
set this option to LineIn. When a microphone is connected to the speed dome,
you need to set this option to MicIn.
Input Volume: Slid the bar to turn up/down the volume. The value ranges from 0
to 100.
Environmental Noise Filter: When the monitoring environment is very noisy, you
can enable this function to reduce part of the noise.
3. Click
6.4.3 Configuring ROI Settings
Before you start:
ROI (Region of Interest) encoding is used to enhance the quality of images which are
specified in advance.
Enter the ROI Settings interface:
Configuration > Advanced Configuration > Video / Audio > ROI
© Hikvision
to save the settings.
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