DESC: 3Com Megahertz 56K PC Cards give you the freedom to work when and wherever you need. Just slide one into your notebook and work from almost anywhere - in the office, on the road, in a plane, in Seattle or Sweden. Connect remotely with a modem PC Card. It is reliable and gives you the performance you can depend on for higher modem throughput. Plus, it is easy to support and update and Guaranteed Compatible with your notebook, your network, and your ISP.