Seagate Constellation ES ST2000NM0011 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Hard Drive - w/3 Year Warranty (Cut Label) Fifth-generation, enterprise, nearline drive designed for 247 operation Up to 2TB of capacity for data-hungry enterprise business applications Best-in-class enhanced rotational vibration tolerance ensures unrivalled performance in high-density applications for continuous data access. 6.0Gb/s SATA III performance with error detection and correction Never been used, ZERO power on hours, 3 Years Warranty from Reseller