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Zinc–Air Hearing Aid Batteries: An Analysis of Functional Performance

James Thomas, Barry Bardsley, Jane Wild Orcid Logo, Michael William Owen Penman

Audiology Research, Volume: 14, Issue: 4, Pages: 659 - 673

Swansea University Author: Barry Bardsley

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Abstract

Background: The aim of this study was to evaluate the performance of three disposable hearing aid battery brands available in Wales. Hearing-impaired individuals who utilise hearing aids rely on the functionality of their devices, which is often contingent upon the quality and longevity of disposabl...

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Published in: Audiology Research
ISSN: 2039-4349
Published: MDPI AG 2024
Online Access: Check full text

URI: https://cronfa.swan.ac.uk/Record/cronfa68940
Abstract: Background: The aim of this study was to evaluate the performance of three disposable hearing aid battery brands available in Wales. Hearing-impaired individuals who utilise hearing aids rely on the functionality of their devices, which is often contingent upon the quality and longevity of disposable batteries. Materials and Methods: A grey literature review foregrounded the battery standards. The “real-life” use of batteries was supplemented through laboratory testing. Parameters relating to performance quality were used to quantify an overall service life of five PR44- and four PR48-size batteries per manufacturer. Results: The literature review signalled a large gap in hearing aid battery consumption research. All battery brands underperformed compared to their specifications but met IEC standards. Conclusions: Revisions to battery consumption test conditions should reflect new technological features and refine expectations of real-life use. It was possible to statistically identify the best performing hearing aid battery brand.
Keywords: hearing aid battery; disposable battery; zinc–air battery; battery consumption
College: Faculty of Medicine, Health and Life Sciences
Funders: This research received no external funding.
Issue: 4
Start Page: 659
End Page: 673