Nucleus® sound processors

Benefit from award-winning technology* that can help you hear your best, connect to people you love and experience a world of possibilities.


From catching up with a friend over coffee, enjoying a family celebration, to a classroom or office discussion, life is full of opportunities to engage with others.

Whether you prefer the Nucleus® 8 Sound Processor which sits behind-the-ear, or the Nucleus Kanso® 2 Sound Processor which sits off-the-ear, we offer a choice of sound processors designed make it easier for you to connect, communicate and hear each moment.1-5

Learn more about Nucleus sound processors and the different options and features available.

"When I talk about ‘be everything you can be’, I think that the cochlear implant gives us a chance. With it, we can hear more voices, do more things, communicate with people and be connected with the world."

- Liu, Cochlear™ Nucleus® System recipient


Please seek advice from your health professional about treatments for hearing loss. Outcomes may vary, and your health professional will advise you about the factors which could affect your outcome. Always follow the directions for use. Not all products are available in all countries. Please contact your local Cochlear representative for product information.

For a full list of Cochlear’s trademarks, please visit our Terms of Use page.

Views expressed are those of the individual. Consult your health professional to determine if you are a candidate for Cochlear technology.

In Australia, Cochlear™ Nucleus® implant systems are intended for the treatment of moderately severe to profound hearing loss.

For Cochlear™ Nucleus®, Osia® and Baha® systems: This product is not available for purchase by the general public. For information on funding and reimbursement please contact your health care professional.

Any testimonial featured is not intended for a New Zealand audience.

For information regarding the compatibility of Cochlear’s Sound Processors with Apple or Android devices, visit

* The Nucleus Kanso 2 Sound Processor received the Good Design Award 2021 and the Nucleus 7 Sound Processor received the Good Design Award 2018 and Red Dot Award 2018.


  1. Cochlear Limited. D1864200 SCAN-X Design Description. Apr 2022.
  2. Mauger SJ, Warren C, Knight M, Goorevich M, Nel E. Clinical evaluation of the Nucleus 6 cochlear implant system: performance improvements with SmartSound iQ. International Journal Of Audiology (2014 Aug); 53(8): 564-576. [Sponsored by Cochlear]
  3. Mauger S, Jones M, Nel E, Del Dot J. Clinical outcomes with the Kanso™ off- the-ear cochlear implant sound processor. International Journal Of Audiology (2017 Jan 9); 1-10. [Sponsored by Cochlear]
  4. Wolfe J, Neumann S, Marsh M, Schafer E, Lianos L, Gilden J, O'Neill L, Arkis P, Menapace C, Nel E, Jones M. Benefits of Adaptive Signal Processing in a Commercially Available Cochlear Implant Sound Processor. Otol Neurotol (2015 Aug); 36(7):1181-90. [Sponsored by Cochlear]
  5. Cochlear Limited. D1932780. Cochlear Nucleus Reliability Report, Volume 20 Dec 2021.