The WD Ultrastar DC HC560 20TB 3.5" HDD is a high-capacity internal desktop drive designed for use with PCs. With a storage capacity of 20TB, this Western Digital hard drive utilizes HDD technology and features a SAS interface for efficient data access. The sleek silver design and 7200 RPM rotation speed make it a reliable choice for storing large amounts of data in a 3.5-inch form factor. Ideal for businesses or individuals looking for a dependable storage solution, this Ultrastar drive offers a high-performance option for data storage needs.