The 4TB Purple Surveillance Internal Hard Drive from Western Digital is designed to withstand the stresses placed on it in a 24/7 surveillance system. With support for up to 32 high-definition surveillance cameras this 4TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system.
WD Purple WD40PURX 4TB Surveillance 3.5" Internal SATA Hard Drive
Limited One-Year Warranty
60 Days Money Back Guarantee