Hard Drive is the most crucial part of video surveillance system: all recordings are stored there and there is always a possibility to lose all your data in an instant if your Hard disk fails!
To reduce risk we do NOT recommend use for Surveillance hard drives designed primarily for general purpose to use in computers.
Digital video surveillance systems must run 24x7, maximising the need for storage reliability, capacity and performance.
Hard Disk Space Calculator for DVRs
|Total frame rate per system:||fps|
|How many days of video do you want to store?|
|Percentage of time with motion:||%|
Approximately required Hard Disk space: GB