... TFT LCD Support full-touched control,full hand-writingResolution800*480(RGB), 262K colorBacklightAdjustableMulti-mediaVideoAVI,WMV,ASF,ASV,DAT,MPEG,MPG,MOV ... moduleBuilt-in main chipexternal antennaN/AReceiver frequency1575.42MHzPortCOM1Baud rate4800Track22 TracksGPS module sensitivity-159dBmPrecisionPosition: less 10 metersTTFF(depend on condition and envirenment ...