The product is a lot of 5 Seagate Barracuda 500GB SATA internal hard drives, specifically the model ST500DM009. These 3.5-inch HDDs are designed for use with both PC and Mac computers, offering a storage capacity of 500GB. With a rotation speed of 7200 RPM and a cache size of 32MB, these drives are suitable for desktop storage needs. The Barracuda product line from Seagate is known for its reliability and performance, making these hard drives a dependable choice for expanding storage capacity in computers and desktop systems.