How Ultrasound Works

Ultrasound is sound at frequencies or pitches too high for the human ear to hear. Because ultrasound is simply sound at high frequencies, it behaves like sound in terms of how it reflects from objects or is absorbed by them.

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Frequently Asked Questions (FAQ)

  1. How do I switch ON AUSION?

The PowerON procedure is explained in the User Manual. Please refer the same for details. AUSION can be switched ON by pressing the MAIN key for about 1 second.

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1. Bangalore Mirror, “THE SEEING EYE”, June 1, 2015

2. MOTHERBOARD, “This Handheld Device Will Help The Blind Echolocate”, July 20, 2015

3. Tech Times, “This Small Device Will Help Blind People Echolocate”, July 20, 2015

4. Deccan Herald, “IITans Invent Aid Kit For The Visually Impaired”, September 26,2015

5. Jet Wings, “AUSION”, October 2015

6. Deccan Herald, “Mobility device for visually impaired”, December 2015

7. New Indian Express, “Travel Aid Device for Visually Impaired Launched”, December 2015

8. Rotary News, “Audio Vision – Made In India”, May 2016


YouTube Channel

Visit our YouTube Channel to learn more about AUSION and how to use it effectively. Use the link below to access the channel:



Data on disability in India as per the Census of 2011:

Global Data on Blindness and Visual Impairment by World Health Organization:


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