Seagate Skyhawk, 4TB, Video Internal Hard Drive, 3.5", SATA, 6Gb/s, 64MB Cache, for DVR/NVR Security Camera System, with Drive Health Management, 3 year Rescue Services, FFP (ST4000VXZ16)

Amazon Exclusive Specially developed for surveillance applications with ImagePerfect firmware for easy, clear video recording Triple workload rate of desktop hard drives for reliable performance in write-intensive monitoring systems Sensors for measuring rotational vibrations for consistently high performance in RAID systems and systems with multiple drives (at 4TB or more) 14TB capacity to store more than 9,000 hours of HD video material Protect your monitoring system's storage with optional Rescue Data Recovery Service Plans and SkyHawk Health Management Benefit from the built-in options for prevention, intervention, and recovery