HIKVISION DS-77 NI-SP Series Quick Start Manual page 26

Stream Type allows enable/disable the audio streaming from the cameras (if the camera does
not have audio capabilities, then the Stream Type will only have Video option)
Resolution allows setting of the recording resolution
Bitrate Type allows the NVR to save HDD space when set to Variable (Available choses:
Variable and Constant)
Video Quality adjusts picture clarity (medium setting (3 green squares) is recommended.
Medium setting is the balance between good picture and saving HDD space).
Frame Rate allows setting of the recording frame rate (12-15 fps is recommended to save
HDD space and not to have a "choppy" image)
Max Bitrate Mode allows choosing between preset bitrate values and customizing the values
(General setting is recommended)
Max Bitrate (KBPS) is the chosen bitrate for streaming the video
Max Bitrate Recommended is the NVR/DVR's recommended bitrate according to the
parameters set above.
Record Audio allows turning the audio recording on or off (this option is only available if the
camera has a microphone connected to it, or only the analog channels 1-4 on the hybrid NVR).
Video Stream allows changing the recording stream between Main Stream and Sub Stream
(this step requires a restart).
Please refer to the table below for recommended recording parameters
Resolution
320x240 (QVGA)
352x240 (CIF)
640x480 (VGA)
704x480 (4CIF)
1280x720 (720P)
1280x960 (960P)
1600x1200 (2MP)
1920x1080 (1080P)
2048x1536 (3MP)
2560x1920 (5MP)
Video Quality
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
Medium (3 squares)
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Frame Rate (FPS)
12-15
12-15
12-15
12-15
12-15
12-15
12-15
12-15
12-15
8
Bitrate (KBPS)
207
384
768
1024
2048
2048
2560
3072
3072
4096
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