Adapter Cards
Depending on the Content of your presentation, you may require a portable computer that has a card cage to hold adabter cards needed to present multimedia events. Attractive alternatives on the market when this book went to press include portables menu-factured by IBM, dolch ,Compaq,Toshiba,NEC ,and Dell.
If you presentation does not require multimedia adabter card, you can travel with a ligther and more compact notebook computer. Most computer vendors offer models with large hard disk drives based on a 486 chip to make presentations run fast. You can also get an optional docking station, which introduces a new concept into the design of multimedia presentation facilities.