If you thought that Car audio manufacturer Harman Kardon, famed more for bass and treble than lat and long, has its sights set on those customers not already served by the likes of Garmin, TomTom, Sony, Pioneer, Lowrance, and Navman. We got our hands on Harman's Guide + Play GPS-500 portable navigation device this week: in addition to wayfaring duties, it can handle digital audio and video playback via its 2GB of internal memory or its 4GB mini-SD card slot. Check out our slide show for pics and details.was as much as the saturated market could take, think again.
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