WD Blue 6TB PC Hard Drive - 5400 RPM Class, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD60EZRZ IntelliSeek: Calculates optimum seek speeds to lower power consumption, noise and vibration. Data LifeGuard: Advanced algorithms monitor your drive continuously so it stays in optimum health. NoTouch Ramp Load Technology: Safely positions the recording head off the disk surface to protect your data. 2-year manufacturer's limited warranty Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary. Ships in WD-certified box for safe transit during shipping. Designed for creative professionals, gamer and system builders