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2. 8 Headphones You Can Comfortably Wear to Sleep - AOL

   www.aol.com/8-headphones-comfortably-wear-sleep...

   From teeny tiny sleep buds to speakers built into headbands, these are the best headphones to wear to bed in 2023.

3. 10 gadgets to help you sleep better - AOL

   www.aol.com/news/10-gadgets-help-sleep-better...

   The lack of good sleep can be detrimental to both physical and mental health. Optimizing how you sleep with sustainable sleep products can be one way to help you relax into a good night’s rest.

4. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

   www.aol.com/entertainment/20-off-raycon-earbuds...

   Limited time sale! If you’re looking to upgrade your everyday listening experience, you’ve come to the right place. Raycon has an amazing selection of best selling earbuds, headphones and more ...

5. Audio induction loop - Wikipedia

   en.wikipedia.org/wiki/Audio_induction_loop

   Audio induction loop systems, also called audio-frequency induction loops (AFILs) or hearing loops, [1] are an assistive listening technology for individuals with reduced ranges of hearing.

6. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

7. Audio feedback - Wikipedia

   en.wikipedia.org/wiki/Audio_feedback

   Audio feedback (also known as acoustic feedback, simply as feedback) is a positive feedback situation that may occur when an acoustic path exists between an audio output (for example, a loudspeaker) and its audio input (for example, a microphone or guitar pickup). In this example, a signal received by the microphone is amplified and passed out ...