The Samsung 990 PRO 1TB PCIe 4.0 NVMe M.2 Solid State Drive is a high-performance external SSD designed for use with laptops, PCs, and Macs. With a read speed of 7500MB/s and a storage capacity of 1TB, this black-coloured drive offers fast and efficient data transfer rates. It features secure encryption, low noise levels, and a 4x write speed for improved performance. This unit from the 990 PRO Series by Samsung is perfect for those looking for reliable and high-quality storage solutions.