EC21 Product Catalogs - arm9 gps board http://www.ec21.com/ec-market/arm9 gps board.html 4.3 Inch Portable Navigation : PMP Type of Car Navigationhttp://wskorea.en.ec21.com/4.3_Inch_Portable_Navigation_PMP--3837902_3837935.html Specification O/S WinCE.Net 5.0 / Core Version CPU ARM9 dual core 290MHz MEMORY 32MB RAM AUDIO Speaker : 1W x 2EA FM 20090923 3.5" Portable GPS Navigatorhttp://toma.en.ec21.com/3.5_Portable_GPS_Navigator--2552557_2552621.htmlBoard - (up to 2GB) - ATLAS-3, 372MHz ARM9 Processor - SDRAM 64MB on Board - Built-in 32ch GPS Engine & Ante20080102