The WD Purple Pro HDD, featuring 22TB OptiNAND technology, is designed for AI-enabled smart video recorders, appliances, and servers. It features AllFrame AI technology, improving ATA streaming and reducing frame loss. These drives can handle up to 64 single-stream HD cameras and smart cameras transmitting multiple streams. They have a workload rating of up to 550TB/year and an MTBF of up to 2.5 million hours, making them ideal for 24/7 environments. The MTBF and AFR ratings do not predict individual drive reliability or constitute a warranty.