You can use this free utility to calculate your storage requirements.
For example, you can specify the following parameters:
Number of cameras you will be using.
Your required record rate.
Quality of recordings.
Duration of recordings.
The utility will show you what your recordings will look like and then calculate how
much storage space PC Multiplexer Ultra will require.
Click on the link below to download the utility. Click 'Save this program to disk' on
the 'File Download' dialog that appears. Make a note of the folder that you download the
file to.
When the .EXE has downloaded to your computer, run it from the folder that you
downloaded to, in order to start the utility installation.