The Samsung 850 EVO M.2 120GB SSD MZ-N5E120BW is a high-performance solid-state drive designed for PCs. It offers a storage capacity of 120GB and operates at a SATA III interface with a transfer rate of 6 Gbit/s. This M.2 form factor drive is compatible with SSD, HDD, and internal SSD drive types, making it versatile for various storage needs. With features like hot swap and removable design, this product is a reliable choice for those looking to upgrade their computer's storage capabilities.