The My Passport 2TB Blue Portable Hard Drive by WD is a versatile unit suitable for use with laptops, PCs, and Macs. With a USB 3.0 specification and a read speed of 550MB/s, this external hard drive offers fast data transfer rates. Its compact 3.5-inch form factor and blue colour make it a stylish and convenient option for storing large amounts of data. The unit also features a 3-year manufacturer warranty, a 64 MB cache, and a maximum fan speed of 3800 RPM, ensuring reliable performance for your storage needs.