GDPD04T 1) Plastic housing 2) Support 2.5''/3.5''SATA Hard Disk at the same time,Capacity max up to 2TB seperately 3) High speed USB2.0 /USB3.0 for choice 4) Transfer rate up to 480Mbps for USB2.0 or 5Gbps for USB3.0 4) Supports plug-play and hot swappable 6) Adapter voltage input: 100-240V, 50-60Hz,0.8A Max 7) Adapter voltage output: DC 12V 8) With OTB function or Clone function for choice 9) High reliability, shock and vibration resistance 10) Support Windows98 SE/ME/2000/XP/Vista/Win7/Mac OS system