Compaq 7CRR -- With as many different varieties of Solid state Flash Memory as nature itself might provide through natural selection, every User of portable electronics needs a multiple Card Reader / Writer like the 7CRR. This compact, Plug-and-Play device is supported on most Desktop and portable computers, including those running Windows XP Pro, 2000, XP Home & XP Tablet PC Edition. Supports the following media: SD ( Secure Digital ), CD ( CompactFlash Type I / II ), Microdrive, SM ( Smart Media ), MS ( Memory Stick ), Magic Gate Memory Stick