Western Digital My Book Essential Edition 500 GB USB 2.0 Desktop External Hard Drive WDG1U5000 Store and back up your music, photos, videos and important documents with this external hard drive Easy to set up and use with built-in installation software Simple user interface features USB 2.0 connectivity Device holds up to 500 GB of data Measures 5.55 x 2.25 x 6.71 inches (WxHxD)