Dynamode USB2.0 External Housing for 3.5" SATA HDD. Size: 88.9 mm (3.5 "), Hard drive interface: Serial ATA. Interface: USB 2.0. Compatible operating systems: Microsoft Windows ME/2000/XP/Vista, MAC OS 8.6. Colour of product: Silver. Dimensions (WxDxH): 185 x 120 x 35 mm