The Western Digital WD Purple Pro (WD102PURP) is a 3.5-inch hard drive specifically engineered for high-demand smart video surveillance and AI video analytics servers. With a capacity of 10 TB and a spindle speed of 7200 RPM, it handles heavy data loads efficiently, supporting up to 64 HD camera streams and 32 AI streams simultaneously. This performance is backed by a 512 MB cache and a SATA 6 Gb/s interface, allowing for transfer rates up to 272 MB/s. To ensure reliability in constant-recording environments, the drive utilizes CMR recording technology and is rated for a workload of 550 TB per year, with a mean time between failures of 2.5 million hours. It incorporates AllFrame AI technology to reduce dropped frames, alongside OptiNAND and WDDA for improved data management and device analytics. Weighing 750 g and measuring 147 mm by 101.6 mm, this drive is built to operate steadily in temperatures ranging from 0°C to 65°C, making it a dependable choice for professionals managing extensive security networks.