– *.ph (for TTS pronunciation)

To manually update your device, files must be placed in specific subfolders within the directory of your iGO installation: File Extension Content Type Required Directory Actual map data for a specific country /content/map/ Driver alerts (visual icons for speed limits, etc.) /content/map/ Truck routing info (bridge heights, weight limits) /content/map/ Point addressing (precise house number locations) /content/map/ Speed profiles (smart routing based on time of day) /content/map/ Points of Interest database /content/poi/ Preprocessed fast routing (standard, green, short) /content/map/ System Compatibility Wince Operating Systems

The iGO R3 structure is widely used in and WinCE-based GPS devices .