Transcend StoreJet 25A3 1TB Portable External Hard Drive: * 1TB Expanded digital storage * USB 3.0, SATA 7-pin Flexible interface with fast transfer speeds * Plug n play What It Holds: * Photos Up to 666,000 * Music Up to 285,000 songs * Video Up to 526 hours of HD video System Requirements: * Windows XP, Windows Vista, Windows 7 * Mac OS X 10.5 or later * Linux Kernel 2.6.31 or later What"s Included: * Hard Drive * USB Cable * Quick Start Guide Support and Warranty: * 1-year warranty * 800 toll-free phone number for 24/7 customer service support