Introducing the WD My Passport Essential SE 750GB USB 3.0/2.0 Portable External Hard Drive in red color. This sleek and compact drive is compatible with laptops and PCs, and comes with a USB 3.0 specification for faster data transfer. With a form factor of 2.5 inches, this external drive supports HDD drive types and has a maximum fan speed of 5400 RPM. The Western Digital model WDBACX7500ARD is a USB-powered drive that can store up to 750 GB of data. Its interface is USB and it is designed for HDD storage format only. The My Passport product line also features the convenience of being portable, making it ideal for on-the-go use.