With its stylish black meshed metallic case, the Astone ISO GEAR 481E External HDD stands out from the crowd. It provides best protection from overheating and reduces electro-magnetic interference. The meshed metallic case effectively draws away the heat to protect the inside hard disk. With its dual external interfaces: USB2.0 and eSATA, the Astone ISO GEAR 481E is an ideal external storage device to store and transfer large amounts of data in a fast and easy way!