Designing a better hearing aid
2:19
Added: 2 years ago
From: SDSUVideo
Views: 1,030
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  • This video was very interesting. My husband needs to wear 2 hearing aids but that this time we cannot afford 2. I was looking for any experimental plans that might provide him with hearing aids. He will be 80 years in July, 2010.

    maxied2 2 years ago

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