GlossaryTechnical data58HDD storage capacityIn addition to the actual storage capacity of the installed HDD, the required storage space for recording and surveil-lance depends on the set resolution and frame rate of the recording.Continuous recording, 1 x 1 TB HDD:Number of cameras Resolution FPS Recommended bit rate Recording time4 CIF 25 512 41 days, 5 hours4 2CIF 16 768 27 days, 11 hours4 4CIF 8 768 27 days, 11 hours8 CIF 25 512 20 days, 14 hours8 2CIF 16 768 13 days, 17 hours8 4CIF 8 768 13 days, 17 hours16 CIF 25 512 10 days, 7 hours16 2CIF 12 512 10 days, 7 hours16 4CIF 2 192 27 days, 11 hours30 days continuous recording:Number of cameras Resolution FPS Recommended bit rate Number of HDDs4 CIF 25 512 1 x 1 TB4 2CIF 16 768 2 x 1 TB4 4CIF 8 768 2 x 1 TB8 CIF 25 512 2 x 1 TB8 2CIF 16 768 3 x 1 TB8 4CIF 8 768 3 x 1 TB16 CIF 25 512 3 x 1 TB16 2CIF 12 512 3 x 1 TB16 4CIF 2 192 2 x 1 TBOn the included CD you can find a program in order to calculate the required amount of memory. In addition you findthis software for download on our homepage together with the ABUS CMS software.