1 Hour Recording: 1.85 GB			Upload speed for one 90 min recording at 500 Mbps is 0.74 minutes
By Total Cameras and Recordings Per Day
Cameras	90 Min Recordings Per Camera	Total Recordings	Total File Size (GB)	Total Hours of Recording	Upload Bandwidth	Total Time to Upload
						Minutes	Hours
25	4	100	277.5	150	250	148	2.5
					500	74	1.2
					1000	37	0.6
50	4	200	555	300	250	296	4.9
					500	148	2.5
					1000	74	1.2
100	4	400	1110	600	250	592	9.9
					500	296	4.9
					1000	148	2.5

*The values presented are an estimation; file size and bandwidth can vary depending on recording conditions, network overhead, etc.

Custom Calculation (Edit Below for your School)