Icy Dock 3.5" SATA Enclosure. Size: 63.5 mm (2.5 "), Hard drive interface: Serial ATA II. Interface: USB 2.0. Compatible operating systems: Windows 98/XP/Vista Mac 9.0. Colour of product: Silver, White. Dimensions (WxDxH): 13 x 76.3 x 150 mm