Get the performance of an internal hard drive with portability and active cooling. Keep your data safe and cool in Antec's MX-1 portable Hard Drive enclosure. The MX-1 features a blower fan to keep your drive running cool, allowing you to operate the enclosure continuously. You don’t need to install any drivers; simply install your drive, connect it to your computer and start transferring your data at blazing speeds over USB2.0 or eSATA. The MX-1 is made with a special dual-layer design that reduces noise and is lightweight for maximum portability.Note: MX-1 was released before 1TB hard drives were widely available. As such early reviews of the MX-1 mention MX-1 supporting up to 750GB as those were the largest hard drives available at the time the reviews were conducted. The MX-1 does indeed support 1 TB hard drives.