ReSound LiNX Quattro

A hearing experience beyond compare

New high-performing chip platform takes sound quality to the next level


ReSound LiNX Quattro combines brilliant sound quality, an unrivalled full spectrum of streaming, support and personalisation from anywhere with ReSound Assist, and the world’s most advanced rechargeable solution.

With access to the highest input dynamic range – 116 dB SPL – and an extended frequency bandwidth of up to 9.5 kHz, there are virtually no limits to the brilliant sound experience of ReSound LiNX Quattro.

Brilliant sound quality with clearer, fuller and richer sounds

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Exceptional streaming from any audio device

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Exclusive hearing care and personalization anywhere, anytime

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The world’s longest-lasting rechargeable solution

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It’s the finer details of sound that make your client’s day feel complete. Watch our introduction video to get a taste of the ReSound LiNX Quattro experience.

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Clearer speech

From the bustling street to the quiet theatre, the pioneering technology in ReSound LiNX Quattro makes it easier to pick up speech without losing out on the full range of sounds in the environment.

Fuller sounds

With our new, faster, more powerful chip platform, extended bandwidth and the industry's highest dynamic input range, ReSound LiNX Quattro provides fuller and more balanced sounds. Quiet situations are truly quiet and loud sounds are crisp and distortion-fee.

Richer experience

With our industry-leading technology for clearer speech and new fuller sound improvements, your clients get a richer sound experience throughout the day – from the coffee brewing in the morning to the wine glasses clinking in the evening, ReSound LiNX Quattro makes every moment sound better.

Exceptional streaming

With ReSound LiNX Quattro, your clients can stream from virtually any audio source directly to their hearing aids and catch more sounds of the action, laughter and rhythm. With clearer, fuller, richer sounds, they can answer phone calls with confidence in any environment and enjoy the finer details of TV and music.

Exclusive hearing care
wherever your clients are

With ReSound Assist you can offer your clients personalized hearing care wherever they are. Receive requests in real-time and send advice and fine-tuning adjustments to your clients via the ReSound Smart 3D app.

Easy and intuitive optimization

With the ReSound Smart 3D app, your clients can optimize their hearing experience anywhere, anytime. ReSound LiNX Quattro hearing aids automatically adjust to your clients’ environment and to personalize their hearing experience even further, they can quickly and discreetly control their hearing aids from their smartphone. 

The smallest and longest-lasting rechargeable solution

ReSound LiNX Quattro gives the confidence of more than a full day of power – even when streaming phone calls, TV and music. The sleek, portable charging case fits easily and discretely into a handbag or pocket for the freedom to charge anywhere.

Product family

ReSound LiNX Quattro offers the same clearer, fuller and richer sound in two Receiver-in-Ear (RIE) models and four new custom-crafted models.
The new collection of small yet advanced custom styles comprises ITC, ITE and MIH models, and the first CIC with 2.4 GHz wireless technology.

Book a free ReSound

LiNX Quattro demo today!

Give your clients a sound experience beyond compare that inspires confidence in the finer details.

RIE 61 (Black)

Small and long-lasting with an expertly-designed charging case.

Replaceable battery RIE 62

Longer-lasting battery power - thanks to the new processing platform, which consumes 20% less power.

Custom Hearing Solutions

Your clients can now get brilliant sound quality, an unrivalled full spectrum of streaming, and support and optimization from anywhere with ReSound Assist in discreet ReSound LiNX Quattro custom products! It’s a full line-up that includes the first 2.4 GHz wireless CIC.