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)

Built faster for video DVR and NVR security camera systems, SkyHawk delivers video-optimized storage Support workloads of up to 180TB/year—that's 64 simultaneously streaming HD cameras with little to zero dropped frames Quieter—with built-in RV sensors to allow drives to maintain performance in multi-bay systems, offering the flexibility to scale systems when more storage is needed Efficient power consumption reduces heat emissions and improves reliability—plus, drives can easily be monitored with SkyHawk Health Management Enjoy long-term peace of mind with 1M hours MTBF, an included three-year limited warranty, and three-year in-house Rescue Data Recovery Services