Monoprice 107641 Laptop 2.5-Inch to Desktop 3.5-Inch IDE Hard Drive Adapter (107641) This Laptop 2.5 inch to Desktop 3.5 inch IDE Hard Drive adapter allows you to convert your Laptop Hard Drive into a 3.5 inch IDE hard drive for use on your desktop. 1. allows you to convert a notebook hard drive for use into a desktop system. 2. you can easily connect your 2.5in notebook IDE hard drive to a 40-pin IDE cable for installation in a desktop or tower PC. 3. Cable Adapter - IDE / EIDE adapter Type: IDE / EIDE adapter Connector(s): 1 x 44 PIN IDC - female