The Optimus TXA2D2 TXA2D20400GA6001 400GB 6Gb/s 2.5" SAS SSD is a high-performance internal solid-state drive designed for use with PCs. With a storage capacity of 400GB and an interface speed of 6GB/s, this black-colored SSD offers fast and efficient data storage and retrieval. The drive is compatible with SAS interfaces and features hot swap capabilities for easy installation and maintenance. Ideal for those looking to upgrade their system with a reliable and high-capacity solid-state drive.