SilverStone MS03B 3.5-Inch ESATA Aluminium Hard Drive Enclosure (Black) Extensive compatibility with 3.5 inch SATA hard drive Hot-swappable Support eSATA (external SATA) for transfer speeds up to 1500Mbps Support USB 2.0 (480Mbps) data transfer PC & Mac compatible Stylish aluminum enclosure with internal fan provides excellent cooling