Dahua iDVR&iHCVR
User’s Manual
91
Channel: Select the channel you want.
Type: Please select from the dropdown list. There are three options: regular/motion
detect/alarm. You can set the various encode parameters for different record types.
Compression: System supports H.264 and MJPEG.
Resolution: System supports various resolutions, you can select from the dropdown
list. Please note the option may vary due to different series.
Frame rate: It ranges from 1f/s to 25f/s in NTSC mode and 1f/s to 30f/s in PAL mode.
Bit rate type: System supports two types: CBR and VBR. In VBR mode, you can set
video quality.
Quality: There are six levels ranging from 1 to 6. The sixth level has the highest image
quality.
Video/audio: You can enable or disable the video/audio.
Audio format: Please select from the dropdown list. There are three options:
G711a/G711u/PCM.
Audio source: Please select from the dropdown list. There are two options:
normal/HDCVI. For normal mode, the audio signal is from the Audio In port. For
HDCVI mode, the audio signal is from the coaxial cable of the camera.
Figure 4-61
Summary of Contents for iDVR&iHCVR
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