The Samsung SSD PM981 M.2 SATA 256GB Solid State Drive is a high-performance internal SSD designed for PC compatibility. With a storage capacity of 256GB, this SSD offers fast read and write speeds, up to 550 Mbps data transfer rate, and 4 times faster write speed compared to traditional HDDs. The low noise level feature ensures a quiet operation, making it ideal for users looking for reliable and efficient storage solutions. The M.2 interface allows for easy installation and compatibility with a wide range of devices, making it a versatile option for upgrading your computer's storage capabilities.