Macally PHR250OTG 2.5" USB 2.0 Aluminum Enclosur Compliant with USB2.0 and the latest USB 2.0 ON-THE-GO specification Internal 2.5 IDE HDD (height up to 9.5mm, not included) to provide large storage capacity Compatible with both USB Mass Storage type and Picture Transport Protocol type of digital camera Support USB 2.0 and 1.1 devices, transfer rate up to 480Mbps Accept FAT 12/16/32 file system in device