Model: NST-250S3-BL Device Support: 2.5" SATA I/II/III SSD/HDD; 7/9.5mm Internal HDD Interface: Standard SATA External Interface: USB Type-A HDD Capacity: Up to 2TB* Material: Plastic/Shock absorbing rubber Product Dimension: 6.0 x 3.5 x 1.1 in. / 153 x 88 x 28 mm System Requirements: Windows® 7/ 8/ 10 or later, Mac® OS X 10.6 or later, computer with USB 3.0 or USB 2.0 port Enclosure, Quick Install Guide, Installation Screws and Screw driver