2.5" AcomData Ondago USB 2.0/FireWire External IDE HDD Enclosure w/One Touch Backup (Silver) - Supports up to 160GB! AcomData Ondago USB 2.0/FireWire External IDE Hard Drive Enclosure General Features: Silver color Aluminum construction USB 2.0 and FireWire interfaces Fits a 2.5-inch IDE hard drive with up to 160 GB capacity Up to 480 Mbps data transfer rate Up to 400 Mbps data transfer rate for FireWire One Touch backup function Bus-powered operation PC and Mac ready