SEAGATE SKYHAWK 8TB 3.5 INCH HDD 256MB 7200

Built for 24/7, always-on, high-definition security systems. With a supported workload rate of up to 180 TB/yr1 and support for up to 64 cameras, WD Purple drives are optimized for surveillance systems. WD Purple 8TB, 10TB, 12TB, 14TB & 18TB drives are designed to support Deep Learning analytics in AI capable NVRs, and feature an enhanced workload rating of up to 360TB/yr

Seagate SkyHawk 2TB SATA3 HDD , durable reliability and performance tuned to the high-write workloads of today 24Hours&7days video surveillance systems ( 3 years warranty )

Seagate SkyHawk 6TB SATA3 HDD, Durable reliability and performance tuned to the high-write workloads of today 24 Hours & 7days video surveillance systems (3 years warranty)