HIKVISION IDS-2CD7546G0-IZHSY 8-32 MM, User Manual, Page: 27 / 112

Network Camera User Manual
UM Network Camera User Manual 071421NA 27
NOTE: ROI level means the image quality enhancing level. The larger the value, the better
the image quality.
4. Click Save .
4.3 Display Info. on Stream
The objects’ (e.g., human, vehicle, etc.) information is marked in the video stream. You can set rules on
the connected rear-end device or client software to detect events including line crossing, intrusion, etc.
Steps
1. Go to the setting page: Configuration → Video/Audio → Display Info. on Stream .
2. Check Enable Dual-VCA .
3. Click
Save
.
4.4 Audio Settings
It is a function to set audio parameters such as audio encoding and environment noise filtering.
Go to the audio settings page: Configuration → Video/Audio → Audio .
4.4.1 Audio Encoding
Select the audio encoding compression of the audio.
4.4.2 Audio Input
NOTE: Connect the audio input device as required.
The audio input display varies by model.
LineIn
Set Audio Input to LineIn when the device connects to the audio input device with a high
output power such as an MP3, synthesizer, or active pickup.
MicIn
Set Audio Input to MicIn when the device connects to the audio input device with low output
power such as a microphone or passive pickup.
4.4.3 Audio Output
NOTE:
Connect the audio output device as required.
This is a switch of the device audio output. You can adjust the output volume as required. When it is
disabled, all device audio cannot output. The audio output display varies by model.
4.4.4 Environmental Noise Filter
Set it to OFF or ON. When the function is enabled, the noise in the environment can be filtered to some
extent.