Nucleus® 7 Sound Processor

The world's first cochlear implant sound processor you can control and stream directly from your compatible smartphone.

Small and mighty

The Nucleus® 7 Sound Processor is the smallest and lightest1 behind-the-ear cochlear implant sound processor. It has built-in, advanced technology that provides direct audio streaming from a compatible Apple or Android™ device.

Colour options to match your personal style

The Nucleus® 7 Sound Processor comes in six colour options, so you can choose the shade you prefer.


Product Features & Product Accessories

Take control with the Nucleus® Smart App

Always hear your best by adjusting your settings across different environments. Monitor the status of your battery. Locate a missing sound processor.

You can do all this with the Nucleus Smart App, designed for the Nucleus 7 Sound Processor and compatible Apple or Android devices.

Directly stream calls and entertainment

Connect to what you enjoy as you stream phone calls, music, audio books, videos and more, directly to your Nucleus 7 Sound Processor from compatible Apple and Android devices.

If you don't have a compatible smartphone or tablet, you can enjoy streaming calls and music wirelessly with the Cochlear™ Wireless Phone Clip.

Hear more of life's beautiful sounds

“Since I’ve had the implant, I’ve engaged in conversations with people where I would not have in the past.”

- Karl K. Cochlear™ Nucleus® recipient, New Zealand

Peace of mind for parents

"One of our favourite features of the Nucleus 7 Sound Processor is the Smart App. It's come in handy for volume control and it's great to check battery life."

- Katy L, mother of Cochlear™ Nucleus® recipient

Little girl riding bicycle with mom

Support for a lifetime

Cochlear provides a lifetime commitment to our customers. We have personalised tools and resources you can get at any time. We provide fast and convenient service, we answer your questions, and we help you get the most from your Cochlear device.


Learn more



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 read the instructions for use. Not all products are available in all countries. Please contact your local Cochlear representative for product information.

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

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

Any testimonial featured on this website is intended for an Australian audience only.

* The Nucleus 7 Sound Processor with Aqua+ and Aqua+ Coil is water resistant to level IP68 of the International Standard IEC60529 when you use a Cochlear Standard Rechargeable Battery Module or Cochlear Compact Rechargeable Battery Module. Refer to the relevant User Guide for more information.

** For compatibility information and devices visit and

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.

The Cochlear Nucleus 7 Sound Processor is compatible with Apple and Android devices. For compatibility information visit

The Nucleus Smart App is compatible with iPhone 5 (or later) and iPod 6th generation devices (or later) running iOS 10.0 or later. To use the Nucleus Smart App for Android, your device will need to run Android 5.0 (Lollipop) or later and support Bluetooth 4.0 or later. For a list of verified devices visit

The Cochlear Nucleus Smart App is available on App Store and Google Play. For compatibility information visit


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