This USB 2.0 Display Adapter lets you attach a DVI external monitor to your USB port as well as add audio and a microphone. Actually you can, if you wish attach up to 6 external displays simultaneously, if your eyes will survive the experience. Looks cool too.
The USB 2.0 Graphic Adapter allows you to connect an extra monitor to your desktop PC or laptop’s USB port. The connected monitor can be configured to either clone your primary screen, or extend the Windows desktop allowing visibility of more applications at the same time… The USB 2.0 Graphic Adapter supports up to six simultaneous displays, including widescreen displays, extending your desktop and your horizons.