Box Contents - Barracuda 3.5 1TB internal Hard Drive, SATA Interface Cable, SATA Power Adapter, CD with software and manual, Quick installation Guide, Mounting Screws : Delivers the industry"s highest capacity 1TB (1000GB) of Storage : Serial ATA connection for fast 3Gb/s data rate transfer speeds : High performance 32MB cache buffer and 7200RPM drive : Seatools - Fast easy to use diagnostic software : Worry free warranty covers parts and labor with the 5-year limited Warranty : System Requirements - Microsoft Vista, Windows XP/2000 Pro, PowerMac G5 and newer with Mac O/S 10.2, Linux Compatible, SATA port