double decker multilingual tour commentary system

Multilingual GPS system is mainly explained by the master device, the dispenser (optional), hubs, devices and sub-machine-bit software has five major components. The system uses 32-bit embedded platform designed to explain multilingual GPS system, relative to traditional industrial PC design platform, lower prices, more stable performance. And bus-stop device using the same core algorithms (T-TRY) in terms of broadcast GPS, the algorithm can be based on state of the vehicle,