Seagate BarraCuda ST4000DM004 4TB 3.5 Inch SATA III Internal Hard Drive BarraCuda Cost-effective storage upgrade for laptop or desktop computers Store all your games, music, movies and more with up to 4TB of storage SATA 6Gb/s interface optimizes burst performance Seagate Secure models for hardware-based data security Instant Secure Erase allows safe and easy drive retirement Protect data with Self-Encrypting Drive (SED) models Product Description: Versatile and dependable, the fierce Seagate BarraCuda drives build upon a reliable drive family spanning 20 years. Count on affordable BarraCuda drives as 2.5 and 3.5 inch HDD solutions for nearly any application—working, playing and storing your movies and music. Model BarraCuda ST4000DM004 Capacity 4TB Interface SATA III Cache 256MB Rotational Speed 5400RPM Data Transfer SATA III: 6.0 Gbit/s Physical Drive Size 3.5\" Packaging OEM anti-static bag