Uniden GDVR 42 Series Owner's Manual page 36

Record Bitrate Tab
This tab allows you to set the recorded file characteristics. you can set a
channel to record at a higher quality or a lower frames per second. The
resolution, frames per second, and maximum bitrate determine how large
a recorded file will be. If you need to record long periods of time, set your
parameters lower. Otherwise, there will not be enough room on the hard drive
to save the recorded file.
FIelD
Resolution
FPs
Encode
Quality
Max Bitrate
Check the box on the bottom row to set all channels to the same
parameters at the same time.
36
DescrIptIon
Supports D1 and 960h resolution. (Default = D1)
Range: 1-25(Default = 25 fps)
Support VBR (Variable Bit Rate) and CBR (Constant Bit
Rate) (Default = Variable Bit Rate)
The higher the quality is, the clearer the video images are.
256 kbps ~ 2048 kbps