This infographic from Bluebird Care provides a historical timeline of how the hearing aid has arrived in our time, from the Ear Trumpet to the ground breaking In-Ear Amplifiers.

[Click here for full size version]

Evolution of the Hearing Aid


Irma Wallace

Co-founder and Vice President of SearchRank, responsible for many of the day to day operations of the company. She is also founder of The Arizona Builders' Zone, a construction / home improvement portal. Follow +Irma Wallace on Google + as well as Twitter.

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