WD 2TB purple HDD

The 2TB Purple 5400 rpm SATA III 3.5" Internal Surveillance HDD Retail Kit from Western Digital is a 3.5" SATA drive with a data transfer rate of 6 Gb/s that is designed to withstand the stresses placed on it in a 24/7 surveillance system. With support for up to 64 high-definition surveillance cameras, this 2TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system.

A 64MB cache helps to ensure uninterrupted data transfers and the drive's 300,000 load/unload cycles, combined with its 1 million hours MTBF helps ensure the drive will have a strong operational life. This drive is compatible with both Windows and Macintosh