I-O DATA external SSD with USB 3.2 Gen 1 support, 1TB storage, and 450MB/s read speed. - Brand: I-O DATA - Storage Capacity: 1TB - Read Speed: 450MB/s - Write Speed: 400MB/s - Supported OS: Windows 11, macOS 10.15 or later, ChromeOS - Size: 21(W) x 68(D) x 9(H) mm - Weight: 13g I accidentally purchased this, so I opened the package, but I have never used it. The included accessories are only those shown in the picture, please understand.