DTK Computer 2,5" USB2.0 Aluminium Blue. Storage drive size: 2.5", Supported storage drive interfaces: IDE/ATA. Interface: USB 2.0. Colour of product: Blue, Material: Aluminium, Certification: TÜV, CSA, CUL / UL, CE. Compatible operating systems: Windows 98SE/ME/2000/XP Mac OS 9.x +. Weight: 400 g