Seagate SV35 Series 2 TB 5900RPM SATA 6GB/s NCQ 64MB Cache 3.5-Inch Internal Bare Drive - ST2000VX002 Leading areal densities boost performance with a smaller mechanical part count. Spin-up is current-limited at 2A to allow the use of the most energy-efficient and cool-running power supplies Enterprise-class reliability for 24x7 video surveillance applications, with &62;1 million hours MTBF and &60;1% AFR Best-Fit Applications include video surveillance digital video recorder (SDVR), video surveillance network digital video recorder (NVR), direct- and network attached JBOD surveillance systems 5900 RPM Spin Speed, 64MB Cache, SATA 6Gb/s interface with Native Command Queuing and 2 TB Capacity The SATA 6Gb/s interface provides access to the newest and fastest hard drive controllers as well as legacy SATA 1.5Gb/s and 3Gb/s controllers 5900 RPM Spin Speed, 64MB Cache, SATA 6Gb/s interface with Native Command Queuing and 2 TB Capacity Best-Fit Applications include video surveillance digital video recorder (SDVR), video surveillance network digital video recorder (NVR), direct- and network attached JBOD surveillance systems The SATA 6Gb/s interface provides access to the newest and fastest hard drive controllers as well as legacy SATA 1.5Gb/s and 3Gb/s controllers Enterprise-class reliability for 24x7 video surveillance applications, with &#62;1 million hours MTBF and &#60;1% AFR Ships in Certified Frustration-Free Packaging ATA-7 streaming commands optimize video streaming performance and integrity