Rosewill 2.5-Inch IDE to USB 2.0 External Enclosure (RX81U-ES-25B) Easy Installation & portable Fully compliant with USB 2.0 & USB 1.1 Supports 2.5" IDE Hard Disk Drives Size: 2.5" Internal Interface: IDE External Interface: USB 2.0(Transfer Rates Up To 480 Mbps) Maximum Capacity (per Bay): Up to 500GB Connectors: USB mini B Female Maximum Data Transfer Rate: 480Mb/s Regulatory Certifications: CE,FCC, RoHS Easy Installation & portable