WD Purple 6TB Surveillance Hard Disk Drive, 5400 RPM Class SATA 6 Gb/s 128MB

Engineered specifically for surveillance security systems. Supports up to 360TB/yr workload rate. Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications. Prioritized write-operations for maximized surveillance performance. TLER & ATA streaming support. Support for more than eight bays.