SIIG's 2.5 USB 2.0/eSATA to SATA Enclosure is a high quality hard disk drive enclosure designed to accommodate 2.5 SATA hard disk drive through USB 2.0 or eSATA interfaces to work with your desktop or notebook computer. This enclosure supports SATA hard disk drives of up to 2 TB in capacity and delivers data transfer rates of up to 3Gb/s with eSATA and 480Mb/s with Hi-Speed USB 2.0. This user-friendly hard disk drive enclosure features driver-installation free and supports hot-swapping, allowing you to connect and disconnect the unit without first turning your system off. It is an excellent compact and light-weight enclosure to quickly and easily add mobile storage to your computer.The 2.5 USB 2.0/eSATA to SATA Enclosure conforms to USB 2.0 Specification, Serial ATA 1.0a Specification and USB Mass Storage Class, Bulk-Only Transport Specification. It is also FCC & CE regulatory approved and RoHS-compliant. It is fully compatible with a wide variety of Windows operating systems and is backed by SIIG's limited 5-year warranty.