ReSound LiNX Quattro

Brilliant sound experience

With a high input dynamic range of 116 dB SPL and an extended frequency bandwidth of 9.5 kHZ, the brilliant sound of ReSound LiNX Quattro is beyond compare with:

  • Distortion-free sound processing
  • Access to more tones and nuances of sound
  • Improved ear-to-ear performance

Clearer sounds

With the highest input dynamic range, ReSound LiNX Quattro leverages the full range of the MEMs microphone allowing sound to be passed to our amplifier without being altered. Therefore, sound is processed in a cleaner way – free of distortion.

Directional technology

Binaural Directionality III is the latest advancement to help patients hear speech in noisy environments, the most difficult listening situation. Unlike other premium hearing aids, ReSound does not rely solely upon narrow directionality and a strict focus. Binaural Directionality III uses ear-to-ear in a meaningful way to patients the best balance of sounds in front, to the sides and from the back to easily monitor their surroundings for the most natural listening experience.

Top-rated sound in blind testing

In blind listening tests, more than 400 hearing care professionals in the United States comparted ReSound LiNX Quattro with other premium hearing technology of their choosing.

ReSound LiNX Quattro received the following results:

  • Significantly better at locating speech in noisy backgrounds
  • 17% better on average at understanding speech from varying locations in noise
  • Significantly better at music sound quality* 

* Schumacher et al, 2019

Read the white paper (pdf)

Fuller soundsĀ 

A broader frequency response means patients will hear a larger range of sounds and will have access to nuances in tones that were previously unavailable to them.


Richer experience

With clearer and fuller sounds coupled with a new radio for improved ear-to-ear performance and decreased lag time in streaming, patients will receive the most brilliant sound experience yet.

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Full streaming

  • Directly from iOS or Android devices*
  • Broadest frequency bandwidth for streaming
  • 37% better for streaming compared to other premium hearing aids

*From Android version 10 with Bluetooth version 5.0

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  • 24 hours of battery life with up to 12 hours of streaming time
  • Check the battery status via the ReSound Smart 3DTM app
  • Quick 30-minute charge delivers 8 hours of battery power
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Custom solutions

  • iOS and Android direct streaming
  • Personalization with the ReSound Smart 3DTM app
  • The industry’s only Mic-in-Helix (MIH) design
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