IC Realtime 4/8/16/32 Channel 1U PoE Network Video Recorder - Manual (Page 115)

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Audio / video
For the main stream, recorded file only contains video by default. You need to
draw a circle here to enable audio function.
For extra stream, you need to draw a circle to select the video first and then
select the audio if necessary.
Resolution
Main code stream types are D1/HD1/2CIF/CIF/QCIF
Channel 1～16 extra code stream supports CIF/QCIF.
Frame rate PAL: 1f/s-25f/s；NTSC: 1f/s-30f/s
Bit rate
There are two options: VBR and CBR.
Please note, you can set video quality in VBR mode only.。
Reference bit
The bigger bit value, the better the image quality. Reference bit is an ideal
range for you to set bit rate.
Overlay
(Cover area)
Here you can privacy mask the specified video in the monitor video.
One channel max supports 4 privacy mask zones.
The privacy mask includes two options: Never/monitor. Never: It means do not
enable privacy mask function. Monitor: the privacy mask zone can not be
viewed in monitor mode.
Time display
You can enable this function so that system overlays time information in video
window.
Channel
display You can enable this function so that system overlays channel information in
video window.
6.4.2.3 Schedule
Here you can set different periods for various days. There are max six periods in one day. See
Figure 6-24.
Figure 6-24 Schedule