![Packshot Bolero M-M Hook Packshot Bolero M-M Hook](/content/phonakpro/il/en/products/hearing-aids/bolero-marvel/evidence-bolero-marvel/_jcr_content/main-content/columns/par-column-1/image_24ad.image.0.0.png/1613981611589.png)
Evidence
![Packshot Bolero M-M Hook Packshot Bolero M-M Hook](/content/phonakpro/il/en/products/hearing-aids/bolero-marvel/evidence-bolero-marvel/_jcr_content/main-content/columns/par-column-1/image_24ad.image.0.0.png/1613981611589.png)
![](/content/dam/phonakpro/system_images/components/asset-item/miniatures-technical-paper.png)
Technical Paper: Phonak Insight. Phonak rechargeable hearing aids
![](/content/dam/phonakpro/system_images/components/asset-item/miniatures-technical-paper.png)
Technical Paper: Phonak Insight: AutoSense OS. Hearing well in every listening environment has never been easier
Rakita, L., 2016
![](/content/dam/phonakpro/system_images/components/asset-item/miniatures-journal-article.png)
Journal Article: Phonak Launches Lithium-ion Rechargeable Battery Hearing Aids
Phonak, Sonova, 2016
![](/content/dam/phonakpro/system_images/components/asset-item/miniatures-field-study.png)
Field Study: The Phonak rechargeable hearing solution
Stephenson, B. et al., 2016
![](/content/dam/phonakpro/system_images/components/asset-item/miniatures-field-study.png)
Field Study: Comparing objective and subjective outcomes of automatic classification systems across manufacturers.
Rakita, L., Jones, C., 2016