The WD 8TB WD Purple Surveillance Internal Hard Drive HDD WD85PURZ is a high-capacity internal hard drive designed specifically for surveillance systems. It features a low noise level and a storage capacity of 8TB, making it ideal for storing large amounts of video footage. With a 3-year manufacturer warranty and compatibility with both PC and Mac systems, this Western Digital hard drive offers reliability and peace of mind for your storage needs. Its purple color adds a stylish touch to its 3.5-inch form factor, while the SATA interface ensures efficient data transfer.