This 3.5-inch external drive case provides a solution to connect your existing 3.5-inch drive and turn it to a USB 2.0 or IEEE FireWire connection! The USB 2.0 connectivity provides data transfer of up to 480 Mbps while the FireWire interface delivers fast 400 Mbps data transfer rates. This Hot Swappable and Plug and Play drives has a built in fan to keep the drive cool. This external case is made of aluminum construction for durability and its lightweight design makes it easy to transport anywhere!