The e310 not only acts as a full-featured GPS navigation system, it also offers MP3 playback, a photo viewer, and an address book. This device boasts a 2.8-inch touch screen display and an SD/MMC card slot. No word yet on pricing and availability.
GPS units get smaller and smaller, and here's an example—the Acer e310, a 4-inch-tall GPS device that runs on Microsoft Windows CE. It's said to deliver four hours of navigation time or eight hours of other uses such as playing music
