It supports 2 different sizes of SATA hard disk to work simultaneously. Plug and play. Support Windows/Linux/XP/OS/Mac and also could be used in router, smart TV and high resolution entertainment device. Standard USB3.0 connector could support up to 5gbps and is automatically compatible with 2.0/1.1 devices. The data transferring speed is faster and stable. Innovative design of one button copy and show copy progress with LED display. No need to connect computer to do clone function. Automatically copy data from one disk to another disk. Adopt one button ejection design that enable users to press the ejection button and take out the hard disk easily. It supports hot swap. Interface: USB3.0 Data transmission: USB3.0(5Gbps); USB2.0(480Mbps) OS: Windows XP/Vista/7/8/10/Mac/Linux Power: AC 100-240V; DC 12V Item size: 14.6 * 13.9 * 7.6cm / 5.75 * 5.43 * 2.99in(L * W * H) Item weight: Approx.383g / 13.51oz Package list: 1x HDD Docking Station Please allow slight dimension difference due to different manual measurement.