HGST Ultrastar 3TB 64MB Cache 7200RPM SATA III 6.0Gb/s 3.5in (Heaty-Duty, 24/7) Internal Hard Drive for CCTV DVR, NAS, PC/MAC (Renewed)

3.5in 3TB Hard Drive, 7200RPM, 64MB Buffer Size, SATA III 6.0Gb/s, Designed for 24/7 reliable operationPerfect for PC, Mac, RAID, NAS, Surveillance CCTV DVRPassed Factory Diagnostic Software RE-CERTIFIED by State-of-the-Art software - Full inSector-by-Sect