Western Digital WD Green WD30EZRX 3TB IntelliPower 64MB Cache SATA 6.0Gb/s 3.5" Internal Desktop Hard Drive w/2 Year Warranty Works for Desktop PC/Mac, CCTV DVR, NAS! 3TB Capacity, SATA 6.0Gbps, 64MB Cache NOS (new old stock) date code: 2011 3.5" Internal Hard Drive 2 Year Warranty from Reseller