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Hearing aids use microphones, a computer chip, battery power and a sophisticated amplifier. Here's how all the pieces work together. ... The difference between the two is the speaker's location ...
The FDA also issued the final guidance, Regulatory Requirements for Hearing Aid Devices and Personal Sound Amplification Products (PSAPs), to clarify the differences between hearing aids, which are medical devices, and PSAPs, consumer products that help people with normal hearing amplify sounds.
PSAPs are mostly off-the-shelf amplifiers for people with normal hearing who need a little boost in volume in certain settings (such as hunting and bird watching). Hearing aids contain a much higher level of technology prescribed to treat a diagnosed hearing loss. [2]
The differences between PSAPs and OTC hearing aids are similar to their prescription counterparts. An OTC hearing aid can correct for a personalized mild to moderate hearing loss, while a PSAP ...
A hearing loop consists of one or more physical loops of cable which are placed around a designated area, usually a room or a building. The cable generates an electromagnetic field throughout the looped space which can be picked up by a telecoil-equipped hearing aid, a cochlear implant (CI) processor, or a specialized hand-held hearing loop receiver for individuals without telecoil-compatible ...
Get to know your hearing before you decide between OTC and prescription hearing aids. Deciding between OTC and prescription hearing aids leaves a lot to consider. One thing that helps is knowing ...
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