The Western Digital Purple Pro Smart Video HDD (model WD8002PURP) is an internal hard drive designed for demanding 24/7 video surveillance systems, supporting up to 64 cameras with advanced AI analysis. It has a storage capacity of 8 TB and utilizes CMR technology for reliable sequential write performance in high-load environments. With AllFrame 4K technology, it reduces video frame loss and enhances playback quality, while integrated error recovery controls minimize data interruptions. The hard drive operates at 7200 RPM, offers a 256 MB cache for efficient data processing, and is compatible with various network video recorder systems. Built for durability, it has a workload rating of 550 TB per year and a mean time between failures (MTBF) of 2.5 million hours, ensuring long-term reliability in continuous operation. Operating temperatures range from 0 °C to 65 °C, and it connects via a SATA 6 Gb/s interface for seamless integration. This HDD is ideal for professional security setups that require consistent performance and robust data integrity in surveillance applications.