The Seagate ST4000LM024 Barracuda 4TB 5400RPM 6Gb/s SATA 128MB Cache 512e 2.5 HD is a high-performance internal desktop drive suitable for PCs. With a storage capacity of 4TB and a cache of 128MB, this drive offers fast data transfer rates at 6 Gb/s. The sleek silver design and compact 2.5-inch form factor make it ideal for desktop setups, providing ample storage space for all your data needs. Manufactured by Seagate, a trusted brand in the industry, this hard drive is a reliable choice for expanding storage capabilities in your computer system.