The Verbatim 1TB External Hard Drive Store \'n\' Go Portable USB 3.0 is stylish and functional, great for creating backups of your computer or transferring files over on the go to conserve space. Fantastically useful for video editors, graphic designers or anyone who needs to keep all their files but make some space. With it\'s 1TB size you can hold huge amounts of files, store thousands of videos and hundreds of thousands of photographs. With the USB 3.0 connection, you can transfer your files at super speed up to 10 x faster than standard USB 2.0 connections but no worries it\'s still back compatible if you only have 2.0 ports. Included on the Hard Drive is Nero Software to back up your files with and you can save time and energy with \"Verbatim Green Button Technology\" a back up and burning software all in one (not compatible with Mac OS) which can suspend the hard drive from spinning when not active, improving efficiency and saves energy. System Requirements Windows 2000, XP, Vista or Windows 7 Mac OS X10.1 or Higher USB 3.0/USB 2.0 Ports The approximate numbers of pictures songs or videos are based on average file sizes and will vary depending on complexity of hardware or camera model Assumptions: Photo - 10MP JPEG file size is 2.2MB/images 500GB - 225,000 pictures Music - 128Kbs bit-rate (speed) 1 minute = 1MB 500GB - 125,000 songs Video - H264 320x240 AAC audio (speed) 1 hour = 500MB 500GB - 1,000 videos 24 month Manufacturers Warranty - Size: 81mm x 119mm x 14.5mm - Powered by USB - Includes Nero backup and Green Button Technology software - Capacity: 1TB - USB 3.0 SuperSpeed connection (compatible with 2.0 connections) - Plug and play no need for software installation