@ Interface: USB2.0 ESATA; @ Transfer Speed: USB 2.0 480Mbps, ESATA 3Gbps; @ Supported HDD: SATA HDD, 2.5 inch laptop SATA HDD and 3.5 inch desktop SATA HDD; @ Power: 100~240V, global universal 3A power adapter; @ The HDD do not need to install into the HDD enclosure, can insert on the base directly, after power on and the PC is right operated, connect the interface USB or ESATA; @ Use the ESATA interface on Windows 2000/XP/Vista and Mac OS, the high transfer speed as use the built-in HDD. @ Independent power switch @ Plug-and-Play, easy to operate, can remove or inset HDD to the base freely. Hardware request: IBM PC or Mac PC with USB or ESATA interface Operate system: Win98/ME/2000/XP/2003/Vista/Linux2.4 or later, Mac OS 8.6 or later Driver: Should install driver if use erlier Win 98 OS Working temperature: -20~65 celsius Storage temperature: -50~80 celsius Relative Humidity: 20%-85% Voltage: 100~240V Accessories: 1. DC power adapater and cable 1PC 2. USB2.0 cable 1PC 3. ESATA cable 1PC 4. Transition card 1PC 5. Set up screw 1PC 6. User manaul 1PC