This external drive from Buffalo is perfect for PC users who need extra storage capacity. With a storage capacity of 4 TB, this unit has 2 bays and supports HDD drive types. Its interface includes USB, Ethernet, and Gigabit Ethernet, and it comes with a 64 MB cache. This LinkStation model, LS220D0402, has a write speed of 2x and a rotation speed of 5400 RPM.In addition to its reliable performance, this unit has a sleek, black design that will match any setup. It comes with an AC adaptor, and while it doesn\'t have a manufacturer warranty, it is a high-quality product made in Japan. Overall, this Buffalo LinkStation is an excellent choice for those in need of network attached storage that is both functional and stylish.