The WD 2TB External Hard Drive in black is a portable HDD compatible with both PC and Mac. With a USB 3.0 specification and a rotation speed of 5400 RPM, this Western Digital My Passport drive offers fast read and write speeds of up to 500 MB/s and 300 Mbps respectively. It comes with a 3-year manufacturer warranty and features USB-powered connectivity. This 2.5-inch external drive is ideal for storing and transferring large amounts of data, making it a reliable choice for both personal and professional use.