Gadgets get Wi-Fi right (Part 2)

摘要

We're continuing our look at some devices that not only connect to Wi-Fi in unique ways but also use the connection to enhance their offerings. The scoop: Dash Ex- press, by Dash Naviga- tion, about $300. What it is: An in-car GPS navigation device, the Dash Express offers features comparable to those of other stand-alone systems, including turn-by-turn driving directions.The Dash Express, however, also includes a wide-area wireless connection (through arrangements with several carriers; to use the WAN, users must pay for monthly service) and Wi-Fi, which creates a two-way connection that other GPS devices don't have.