Cochlear implant (CI) audio processor upgrades have demonstrated speech recognition benefits in non-tonal language populations, but high-level evidence for native Mandarin-speaking CI users (a tonal language with unique signal processing requirements) remains critically limited....
Cochlear implant audiologists working with tonal-language users should review whether dual-microphone processor upgrades are available and appropriate, as this study suggests potential speech recognition benefits in this underrepresented population.
Evidence on cochlear implant outcomes in tonal-language speakers is scarce, and demonstrating dual-microphone benefits in Mandarin expands the generalisability of audio processor upgrade recommendations globally.
- 01Dual-microphone audio processors were evaluated in Mandarin-speaking cochlear implant users.
- 02Mandarin is a tonal language — tone carries meaning — making speech recognition with implants more complex.
- 03The study assessed whether microphone upgrades improved speech recognition scores.
- 04Findings are relevant to the large global population of Mandarin-speaking cochlear implant users.
- 05Results could influence processor upgrade counselling in tonal-language clinical settings.
Dual-microphone audio processor upgrades improve speech recognition in Mandarin-speaking cochlear implant users.
studypartially supportedTonal language users represent an underserved population in cochlear implant outcomes research.
opinionpartially supported- PMID
- 42110198
- DOI
- 10.3389/fnins.2026.1767325.
- Journal
- Frontiers in Neuroscience
- Publication type
- research_article
- Evidence level
- 2b
- Population
- Mandarin-speaking adult cochlear implant users
- Intervention
- Dual-microphone audio processor upgrade for cochlear implant
- Comparator
- Single-microphone or pre-upgrade processor performance
Primary outcomes
Speech recognition scores in Mandarin (tonal language) with dual-microphone vs. standard processor