LUXA2 S2. Material: Aluminium, Plastic. Weight: 450 g, Width: 135 mm, Depth: 100 mm. Supported hard disk drive interfaces: Serial ATA, Serial ATA II, Supported hard disk drive sizes: 63.5, 88.9 mm (2.5, 3.5 "). Certification: CE, FCC. Interface: USB/eSATA, Compatible operating systems: Windows 2000, Windows XP, Windows Vista, Windows 7 Mac OS X 10.3+ Linux