Here is a video of Nimisha Fonseca (SLP) using Avaz Sri Lanka with a student. Note the method of usage to model the use, using Aided Language Stimulation.
Ph.D., CCC-SLPSpeech-Language Pathologist/Speech & Language Therapist
Senior Lecturer II, Department of Disability Studies,
Faculty of Medicine, University of Kelaniya
PO box 6, Thalagolla
Road,Ragama, Sri Lanka.