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It is very difficult for the blind to visit the unknown place. Canes and guide dogs provide limited assistance in the fast changing surroundings. This navigation phone can guide the blind as if they were guided by the sensible men. When the blind need to be guided, he can call for help. The dynamic scenes in front of the blind will be passed to his friends via the navigation phone. The blind are connected with their friends via the navigation phone in order to achieve the purpose of guiding.