The signals are directional, and the beam width and distance can be adjusted. The system works effectively in both interior and exterior applications. Talking Signs may be used wherever landmark identification and wayfinding assisstance are needed. To use a Talking Signs system, the user scans the environment with the hand-held receiver. As individual signals are encountered, the user hears the messages.
Messages are unique and short, simple and straightforward.
The messages repeat, continuously identifying key features in the environment.