Seagate 6TB SkyHawk Surveillance 3.5' HDD SATA 6Gb/s, 5400 RPM, 256MB Cache, 3 Years Warranty ImagePerfect™ firmware is designed to ensure seamless video footage capture in 24×7 surveillance workloads that record video from 64 HD cameras. SkyHawk Health Management actively helps protect your surveillance storage by focusing on prevention, intervention, and recovery options. Included is RAID RapidRebuild™, which provides 3× faster volume rebuilds over traditional RAID rebuilds. Specifications Standard Model Numbers ST6000VX009 SkyHawk™ Health Management Included Yes Interface SATA 6Gb/s Recording Technology CMR Drive Design Air Features and Performance Drive Bays Supported Up to 16 Cameras Supported Up to 64 RV Sensors Yes Max Sustained Transfer Rate OD (MB/s) 180MB/s Cache (MB) 256