The Western Digital 2tb my passport is a compact in portable hard drive 8 features USB 3.0 connected fast data transfer and bus powering which means that it doest require separate power cable in order to operate. It's compatible with Mac and PC computers. That 2tb my passport only weight half a pound if you need extra storage to handle any digital photos music videos and any other personal business related documents and data , this is emulator hard drive is really compelling option.