The NRICO 320GB Portable External Hard Drive USB 3.0 is a sleek black 2.5-inch hard drive that is compatible with laptops, PCs, Macs, and PlayStation consoles. With a rotation speed of 5400 RPM and a storage capacity of 320GB, this portable external HDD from NRICO offers fast data transfer speeds and ample storage space for your files. The USB-powered drive features an 8MB cache and operates in a sleek and compact form factor, making it ideal for on-the-go storage needs.