Some friends and Web sites give great directions; others, not so great. So why not get the info straight from the pros? With a subscription to a third-party GPS application like TeleNav ($10 per month), the 8703e smartphone becomes a full-featured on-road navigator, providing onscreen maps and access to a huge database of points of interest. It's pretty slick: Driving in Seattle, we punched in the address of our destination, and a few seconds later the 8703e displayed turn-by-turn directions. 5 oz; blackberry.comBonus: Should you have to call 911, emergency officials will know your location instantly.Bummer: At the time of our test, only two networks (Sprint and AllTel) were supporting the 8703e's GPS capabilities. And if you lose your signal you lose directions, too.
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