Nucleus® Kanso® Sound Processor

A discreet, off-the-ear sound processor that is smart and easy to use.

Off-the-ear freedom

The Nucleus® Kanso® Sound Processor is the world's smallest and lightest1 off-the-ear cochlear implant sound processor.

It's the only off-the-ear cochlear implant sound processor with two microphones. Just press a single on/off button and let the advanced technology take over.

Discreet and comfortable, the Kanso sound processor helps adults and children hear, which can help them enjoy life with confidence

Colour options to match personal style

The Nucleus Kanso Sound Processor comes in eight colours, so adults and children can choose the shade that best matches their preference.


Nucleus Kanso WhiteNucleus Kanso SilverNucleus Kanso Slate GreyNucleus Kanso Sandy BlondeNucleus Kanso Golden BlondeNucleus Kanso Chocolate BrownNucleus Kanso Copper BrownNucleus Kanso Black

Hear well everywhere, every day

“Kanso is really a great processor…before I used to keep asking my teacher, ‘Will you please repeat?’, but with Kanso, I am able to listen to everything so clearly.”

- Bhagyashree, Cochlear™ implant recipient

Peace of mind for parents

“He is proactive in everything, be it cricket or participating in other activities in school or swimming.”

- Rakesh, father of Sparsh, a bilateral CochlearTM recipient


This material is intended for health professionals. If you are a consumer, 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 instructions 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.

* The Kanso Sound Processor with Aqua+ is water resistant to level IP68 of the International Standard IEC60529 when used with LR44 alkaline or nickel metal hydride disposable batteries. Refer to the relevant User Guide for more information.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Cochlear Limited is under license. 

Apple, the Apple logo, FaceTime, Made for iPad logo, Made for iPhone logo, Made for iPod logo, iPhone, iPad Pro, iPad Air, iPad mini, iPad and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.

Android is a trademark of Google LLC. The Android robot is reproduced or modified from work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License. Google Play and the Google Play logo are trademarks of Google LLC.

For a list of compatible Apple and Android devices go to

  1. Cochlear Limited. D1190805. CP1000 Processor Size Comparison. 2019, Apr; Data on file.