Navigation mobile phone for the blind

The invention discloses a navigation mobile phone for the blind. The navigation mobile phone is characterized in that: a user inputs destination reaching information by a voice module or a keyboard for the blind, a global positioning system (GPS)/GPSONE chip acquires the current position information of the user, and the destination reaching information and the current position information of the user are transmitted to a navigation server by a mobile phone radio frequency module; a travel scheme provided by the navigation server and a regional map are downloaded by the mobile phone radio frequency module, and navigation information general situations are broadcast to the blind by voices; simultaneously image information acquired by a dual-camera module is processed, traffic light, blind sidewalk or zebra crossing information is extracted and broadcast to the blind by the voices, and obstacle information is acquired and broadcast to the blind in a voice way by an ultrasonic ranging module and a microwave speed