IC Intracom Drive Enclosure 3.5" Silver. Size: 88.9 mm (3.5 "), Hard drive interface: IDE/ATA. Interface: USB 2.0 type B. Compatible operating systems: Windows 98/Me/2000/XP/Vista Mac OS x 10.0.4-10.1.3 / 9.2.2. Colour of product: Silver. Dimensions (WxDxH): 220 x 120 x 30 mm, Weight: 448 g