Seagate SkyHawk 4TB SATA

This 4TB internal hard drive is purpose-built for surveillance systems and continuous recording setups, though it also works as affordable bulk storage for PCs. The 3.5" SATA drive delivers reliable performance at 190 MB/s with a 3-year warranty backing your investment. If you're running security cameras or need dependable long-term storage without breaking the bank, this is a solid workhorse.