CD0263L Features Suitable for 2.5" SATA HDD Supports USB 3.0 interface Transmisssion rate is up to 6.0Gbps Supports USB plug and play capability System: Windows2000 Pro/XP/Vista; Mac OS 10.4.8 or above General Specs Form Factor 2.5" Interface USB3.0/USB2.0 Interface Transfer Rate Up to 6Gbps OS Requirements Windows2000 Pro/XP/Vista; Mac OS 10.4.8 or above Package Details Weight: 145.52 g Size: 13.3*8.3*3.3 cm