WD WD Purple 4TB Surveillance Internal Hard Drive HDD WD42PURZ - SATA 6 Gb/s, 256 MB Cache, 3.5" $89.95 WD Purple 4TB Surveillance Internal Hard Drive HDD WD42PURZ WD Purple drives are engineered specifically for surveillance to help withstand the elevated heat fluctuations and equipment vibrations within NVR environments. An average desktop drive is... Compare Add to Cart Add to Wish list
