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2. Personal sound amplification product - Wikipedia

   en.wikipedia.org/wiki/Personal_sound...

   Hearing aids contain a much higher level of technology prescribed to treat a diagnosed hearing loss. [2] PSAPs are not regulated under the Food, Drug and Cosmetic Act because they are not intended to treat, diagnose or cure hearing impairment and do not alter the structure or function of the body. As a result, there is no regulatory ...

3. Hearing aid - Wikipedia

   en.wikipedia.org/wiki/Hearing_aid

   An audio boot or audio shoe is an electronic device used with hearing aids; hearing aids often come with a special set of metal contacts for audio input. Typically the audio boot will fit around the end of the hearing aid (a behind-the-ear model, as in-the-ear do not afford any purchase for the connection) to link it with another device, like ...

4. Assistive Technology for Deaf and Hard of Hearing - Wikipedia

   en.wikipedia.org/wiki/Assistive_Technology_for...

   With Frequency Modulation (FM) systems, the sound is transmitted on a specific frequency or channel similar to a radio. The Federal Communications Commission (FCC) has designated specific frequencies for these types of systems. There are now small receivers than can be connected directly to a person's hearing aids through Direct Audio Input ...

5. PSAPs versus Hearing Aids: What is the Difference? - AOL

   www.aol.com/psaps-versus-hearing-aids-difference...

   An OTC hearing aid can correct for a personalized mild to moderate hearing loss, while a PSAP increases the volume at all frequencies and is not meant to fit an individual's hearing loss.

6. The 7 Best Wireless Surround Sound Systems for an ... - AOL

   www.aol.com/best-wireless-surround-sound-systems...

   Best Wireless Surround Sound Systems. Best for Audio Fanatics: Nakamichi Shockwafe Elite. Best Theater Sound: Sony HT-A7000. Best Value: VIZIO M-Series 5.1. Best Upgrade For A Wired System ...

7. Assistive listening device - Wikipedia

   en.wikipedia.org/wiki/Assistive_Listening_Device

   Hearing aids are able to amplify and process these sounds, and improve the speech to noise ratio. However, if the sound is too distorted by the time it reaches the listener, even the best hearing aids will struggle to unscramble the signal. Assistive listening devices offer a more adaptive alternative to hearing aids, but can be more complex ...