The product is a lot of three Samsung MZ-7TE128D 128GB internal 2.5 inch solid state drives and one mixed. These SSDs are designed for laptops and offer fast read speeds of up to 530MB/s and write speeds that are 48 times faster. They have a storage capacity of 128GB, a black color, and a low noise level. These drives are compatible with SATA III, SATA II, and SATA I interfaces, making them suitable for various systems. Made in China, they are removable and feature a solid-state design for reliable performance.