Jou Jye Computer JJ-23VSUES. Size: 88.9 mm (3.5 "), Hard drive interface: Serial ATA. Interface: USB, eSATA. Compatible operating systems: Win 98SE/2000/ME/XP/Vista Mac OS 9.0+. Colour of product: Green, Silver. Dimensions (WxDxH): 202 x 45 x 150 mm, Weight: 0.5 kg