{"product_id":"2940012329424","title":"Understanding Hearing Aids","description":"Hearing aids have been around for decades. The first hearing devices were just conical devices that you held up to your ear so that a person could speak into them. This would funnel the sound directly into your ear.  Now there are more impressive types of hearing aids, working with a higher degree of technology.  So, in modern times, how do hearing aids work?  \u003cbr\u003e\u003cbr\u003eHearing aids use small microphones to make a soft sound louder.  They do this by using a small microphone.  This device will receive the sound that comes in and convert it to an electrical or digital signal and send that data to a speaker where it is turned into sound once again.    Settings for these microphones take into account the degree of a person's hearing loss and their usual environment. \u003cbr\u003e\u003cbr\u003eThis 42 page book will help to understand the hearing loss problem and what is available to improve the situation.","brand":"Ray Poirier","offers":[{"title":"Default Title","offer_id":47173328240880,"sku":"2940012329424","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940012329424_p0.jpg?v=1763567295","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940012329424","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}