Argosy 2.5" IDE Drive Enclosure. Size: 63.5 mm (2.5 "), Hard drive interface: IDE/ATA. Compatible operating systems: Windows 98SE/ME/2000/XP Mac 8.6/9.x. Colour of product: Black, Silver. Dimensions (WxDxH): 82 x 128 x 18 mm, Weight: 80.3 g. Power requirements: 5V/1.4A