Skip to main content
Choose another country or region to see content specific to your location.
Phonak logo
Online hearing test
A diverse group of adults socializing on a rooftop terrace at sunset; in the background a tall clock tower with a green AI display and a warm orange sky

The very best. For you and your patients

Introducing Infinio Ultra, designed to empower hearing care professionals to deliver the best sound and exceptional care for their patients.

Jump to:

The very best. For you and your patients.

Infinio Ultra is designed to offer the best sound for your patients, no matter the environment. Phonak AI is fully automatic, adapting to changing listening environments and delivering exceptional sound quality and speech understanding, anytime, anywhere.

Infinio Ultra R and Infinio Ultra Sphere allow you to offer your patients exceptional care and premium AI hearing technology with real-life benefits.

Provider's Virtual Toolkit

Easily access the tools and information you need to bring Infinio Ultra into your practice.

Instantly download data sheets, patient brochures, fitting guides and more with the Provider's Virtual Toolkit.

Get started today!

Infinio Ultra Virtual Toolkit
Phonak Audeo I Sphere hearing aids pair with easy guard

The best sound. Anytime. Anywhere.

No matter the situation, Phonak's adaptive AI technology provides the best sound for your patients. AutoSense™ OS 7.0 harnesses the power of AI to accurately identify and adjust.

  • AI trained with 18 times more sound environments than the previous generation, boosts speech understanding in noise2
  • Adapts 24% more precisely to listening situations so that wearers can enjoy exceptional sound quality in every moment2
 
Phonak Infinio Sphere DEEPSONIC chip

Spheric Speech Clarity 2.0

Any voice. Any direction. Always clear.

Spheric Speech Clarity 2.0 extracts, enhances, and integrates speech in real-time to deliver unprecedented speech clarity in noise from any direction.3  

Dynamic, just like life. Spheric Speech Clarity 2.0, works in real time to catch conversations from multiple speakers and any angle, simultaneously, even in the noisiest environments. Empower your patients with the freedom to choose which speaker to focus on.

  • Made possible by DEEPSONIC™, the world’s first dedicated AI chip for all-around, speech from noise separation
  • Spheric Speech Clarity is now 30% more efficient. Patients can use it all day long
  • Wearers are up to 3 times more likely to understand every word, from any direction, with Spheric Speech Clarity 2.01
  • Instant all-around speech understanding in noise – with an unprecedented 10.2 dB SNR improvement in real-world scenarios3
  • Spheric Speech Clarity 2.0 reduces listening effort by up to 35% compared to state-of-the-art beamforming technology.4* It lessens fatigue5** and gives your patients more energy for what they love
 

35%

reduced listening effort**4

3x%

more likely to understand every word2

56h%

battery life***

Experience the power of AI in hearing aids

Ready to stay in tune with the conversation, even in the noisiest places? Unlock the power of Spheric Speech Clarity 2.0!

Recorded directly through hearing aids, this is an experience you absolutely can’t miss.

For the ultimate sound experience, don’t forget to grab your headphones!   

An elderly woman sitting on a bed in a brightly lit bedroom looking at her smartphone
No matter the device. No matter the moment.

Always universal. Connectivity that works.

  • Universal connectivity with one-step pairing to Bluetooth® devices, the myPhonak app, Roger™ microphones, smartphones and tablets for seamless connection to all your sound sources
  • Pairs with up to 8 Bluetooth® devices, with the flexibility to have 2 simultaneously connected
  • Ultra-responsive ERA chip provides uninterrupted, hands-free calls and streaming across up to 2x the distance, thanks to up to 6x more transmission power
  • One-step pairing to the myPhonak app, Roger™ microphones, smartphones and tablets for seamless connection to all your sound sources
 

EasyGuard™ Domes: A revolution in hearing care

Easier maintenance. For everyone. Phonak does the work, so you don’t have to.

  • Easy Guard revolutionizes wax management with its innovative, sound-transmitting, sealed membrane
  • Designed to protect the receiver from wax buildup, helping to extend the lifespan of hearing aids
  • Can reduce service appointments by up to 38%6

Find the right Infinio Ultra device for your patients

Card image
New
Infinio Ultra R
  • For mild to profound hearing loss
  • AutoSenseOS™ 7.0
  • Universal connectivity
  • EasyGuard™ compatible
Card image
New
Infinio Ultra Sphere
  • For mild to profound hearing loss
  • Spheric Speech Clarity 2.0
  • AutoSenseOS™ 7.0
  • EasyGuard™ compatible
Card image
New
Virto R Infinio
  • For mild to profound hearing loss
  • Universal connectivity
  • AutoSenseOS™ 7.0
  • Rechargeable
Card image
CROS Infinio
  • For unilateral hearing
  • Universal connectivity
  • Rechargeable
Phonak Virto R Infinio hearing aids and charger

Rechargeable innovation meets custom precision  

Meet the first rechargeable, custom-fit hearing aid with Phonak SmartSpeech™ technology. Virto I-R is meticulously crafted with our unique RightFit™ customization approach to deliver a product that is redefining in-the-ear hearing aids.

Paired with proven Infinio hearing performance and a discreet, in-the-ear design, Virto I-R delivers exceptional sound quality, comfort and speech understanding for your patients.

  • Biometric Calibration is part of our RightFit customization approach that delivers a precision fit that’s custom-made for each ear
  • Market-leading, universal connectivity for all Bluetooth® enabled devices
  • A proprietary snap and charge system makes recharging simple and secure and assures that Virto I-R is powered up for a full day of usage
  • Phonak SmartSpeech Technology delivers 16% better speech understanding7 and 21% less fatigue at the end of the day8
 
Infinio- infinity logo

Experience Infinio Ultra

 Be the first to experience Infinio Ultra. Fill out the form today. 

Thank you!


  

  

    
Error occurred

    

  

  















    
    

    
    
    
    
    
    

      
      



    
    















    
    

    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
          
    
    
    
    
    
    

      

  
  
  
  




  
  
  
  




  
  
  
  




  
  
  
  




  
  
  
  




  
  
  
  






    
We never sell any personal information you provide to us. By completing this form, you agree to our Privacy Policy and Terms of Use.





    

















    

        

        Required field
    






    









      



    
    







  

    
    

        




    
    



    
If you are a hearing aid wearer/patient with questions regarding your device(s) or Phonak overall, please complete our hearing aid wearer/patient contact us form.





    




    



    


    

    
      
    
  





        
    


        
    





            
            
            

          


          
          
 

        


      

    

  







    
Footnotes


* compared to StereoZoom 2.0, adults with moderate to severe hearing loss


** Smartphones and tablets


*** The maximum battery runtime is determined by battery condition, hearing loss, environmental sound classification, streaming usage and activated feature set.


1 Wright, A., Kuehnel, V., Keller, M., Seitz-Paquette, K., Latzel, M. (2024). Spheric Speech Clarity applies DNN signal processing to significantly improve speech understanding from any direction and reduce the listening effort. Phonak Field Study News retrieved from https://www.phonak.com/evidence

2 Wright, A. et al. (2025). AutoSense OS 7.0 improves speech understanding with highly rated sound quality for challenging listening environments. Phonak Field Study News. Retrieved from https://www.phonak.com/evidence.

3 Raufer, S., Kohlhauer, P., Jehle, F., Kühnel, V., Preuss, M., Hobi, S. (2024). Spheric Speech Clarity proven to outperform three key competitors for clear speech in noise. Phonak Field Study News retrieved from https:// www.phonak.com/evidence

4 Tian, E. et al. (2025). Spheric Speech Clarity significantly improves speech understanding in a multi-talker scenario and reduces spatial listening effort with Mandarin speakers. Phonak Field Study News. Retrieved from https://www.phonak.com/evidence.

5 Latzel, M et al. (2025) Spheric Speech Clarity improves speech understanding and reduces both listening effort and fatigue. Phonak Field Study News. Retrieved from https://www.phonak.com/evidence

6. Based on Phonak internal data. Contact claims@sonova.com if you are interested in more information.

7  Woodward, J. and Latzel, M. (2022). New implementation of directional beamforming configurations show improved speech understanding and reduced listening effort. Phonak Field Study News retrieved from www.phonak.com/evidence.


8. Latzel, M, Heeren, J and Lesimple, C. (2024). "Speech Enhancer reduces listening effort and fatigue." Phonak Field Study News retrieved from www.phonak.com/evidence