New GPS models help people with visual impairments find their way

Jamie Adams, right, demonstrates a GPS product for the visually impaired to Bernice Klepac and her guide dog Niobe.

GPS makers have started offering a device that relies on audio instructions and can be used by people with visual disabilities. "It's kind of the wave of the future. It gives them even greater mobility and greater independence," said Gibson DuTerroil, president of The Lighthouse of Houston, a nonprofit that works with those with visual impairments. Houston Chronicle