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2. The best wireless headphones for seniors in 2025 - AOL

   www.aol.com/lifestyle/best-wireless-headphones...

   For premium support please call: 800-290-4726 ... Sony WH-1000XM5 Noise-Cancelling Headphones ... budget shoppers, TV watchers and so on. These picks are based not only on testing (comfort, sound ...

3. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Without power, some models do not function as regular headphones. Any battery and additional electronics may increase the size and weight of the headphones compared to regular headphones. The noise-cancelling circuitry may reduce audio quality and add high-frequency hiss, although reducing the noise may result in higher perceived audio quality ...

4. List of Sony products - Wikipedia

   en.wikipedia.org/wiki/List_of_Sony_products

   Today's division Sony Semiconductor Solutions Group was founded in 2015 and focuses on manufacturing image sensors, [3] microdisplays, [4] LSI, [5] laser diodes.

5. Perceptual Evaluation of Speech Quality - Wikipedia

   en.wikipedia.org/wiki/Perceptual_Evaluation_of...

   Perceptual Evaluation of Speech Quality (PESQ) is a family of standards comprising a test methodology for automated assessment of the speech quality as experienced by a user of a telephony system. It was standardized as Recommendation ITU-T P.862 [1] in 2001. PESQ is used for objective voice quality testing by phone manufacturers, network ...

6. Codec listening test - Wikipedia

   en.wikipedia.org/wiki/Codec_listening_test

   A codec listening test is a scientific study designed to compare two or more lossy audio codecs, usually with respect to perceived fidelity or compression efficiency. Most tests take the form of a double-blind comparison.

7. Sound quality - Wikipedia

   en.wikipedia.org/wiki/Sound_quality

   Sound quality is typically an assessment of the accuracy, fidelity, or intelligibility of audio output from an electronic device. Quality can be measured objectively, such as when tools are used to gauge the accuracy with which the device reproduces an original sound; or it can be measured subjectively, such as when human listeners respond to ...