Rayovac - Sound Fusion Technology

Meets the demands
of modern-day devices

For the power to hear more and the reassurance that no hearing aid battery lasts longer*

Find out more about the breakthrough technology
New Manufacturing ProcessRayovac

New Manufacturing Process

An innovative blending methodology improves anode reaction efficiency and helps maximise the ingredients which power every single battery.

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Increased Universal PowerRayovac

Increased Universal Power

Engineered for greater cell stability across a wide range of temperatures, Sound Fusion Technology provides even more consistent power.

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Highly Conductive FusionRayovac

Highly Conductive Fusion

A revolutionary improvement to polymer network inside each battery, allows increased cathode connectivity and gives the active ingredients more space to boost performance.

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*RAYOVAC® brand. Based on ANSI/IEC performance tests.

A woman wearing pink ear defenders facing away towards an out of focus background of people outdoors

Protecting your
hearing

At Rayovac, we’re passionate about more than hearing aid batteries; we’re dedicated to giving people the power to hear more, for longer. That’s why we’re raising awareness of preventable hearing damage and deafness with a campaign that launched on World Hearing Day 2019.

Protect Your Hearing