The ADATA Ultimate SU800 256GT 2.5" Hard Drive is a high-performance SATA III solid-state drive designed for laptops. With a storage capacity of 256GB, this black-colored hard drive offers fast read speeds of up to 560MB/s. It is designed to be an internal SSD drive, making it compatible with a variety of computer systems. The ADATA SU800 model is known for its reliability and efficiency, making it a great choice for those looking to upgrade their computer's storage capabilities.