A low profile 2-bay USB 3.0 Docking Station with offline Clone Function The Simplecom SD312 is a low profile SATA Docking Station, which supports direct insertion of two 2.5' or 3.5' SATA drives. It provides a simple, fast, and cost effective solution for data recovery, drive imaging, and testing centers, or any environment that requires fast access to uninstalled/archived SATA drives. With USB 3.0 interface, you can take advantage of super speed data transfer rate up to 5Gbps. Connecting to your computer through an available USB 3.0 port on desktop or laptop, ready for Plug and Play/Hot Swap and no additional driver is needed. With offline cloning technology, SD312 can copy your files from one disk to another without a computer connected. Features Designed for direct insertion of two 2.5 inch or 3.5 inch SATA HDD/SSD USB 3.0 SuperSpeed Interface, transfer rates up to 5Gbps Backwards-Compatible with USB 2.0, transfer rates up to 480Mbps Low profile design with SATA drive bay lid, which is also the HDD holder when opened LED light indicates Power and Activity status Hot-swappable, plug and play, no drivers needed Support UASP (USB Attached SCSI Protocol) Support offline clone, easy installation, computer-independent duplicating/cloning without computer support, high efficiency Dimensions: 133mm x 125mm x 50mm Compatible with Windows XP and above (32/64-bit), Mac OS 10.4 and above Package Contents 1x USB 3.0 Dual Bay SATA Docking Station 1x USB 3.0 Cable 1x Power Adapter 1x User Manual