Compare Nucleus® Sound Processors

Whether you choose a Cochlear Sound Processor that sits behind the ear or off the ear, you can be sure you’re getting the technology you need to help ensure you always hear your best.

What you will find on this page

  • Understand the difference between behind-the-ear and off-the-ear sound processors

  • Get to know the different sound processors in the Nucleus® portfolio

With the Nucleus System, you can choose the way you want to hear with your sound processor options. These include the behind-the-ear Nucleus® 7 Sound Processor and the off-the-ear Kanso® 2 Sound Processor. Both are easy to use and feature advanced technologies to help you hear your best. Compare the processors below to see which is a better fit for your lifestyle.

Learn how they compare

Compare the features of our latest sound processors to help you choose the one that best suits you. We also recommend speaking with your Hearing Implant Specialist about the right Cochlear Sound Processor for your hearing needs and lifestyle.  

Sound Processor type

 

Nucleus® 7
Sound Processor

Nucleus® Kanso® 2
Sound Processor

Behind-the-ear (BTE)

 
 
A BTE sound processor is worn on the ear and a small coil is held in place against the head with a magnet. The Cochlear Nucleus 7 Sound Processor is our most advanced BTE sound processor that offers our innovative technologies including SmartSound® iQ* with SCAN, exclusive True Wireless technology and smartphone compatibility.**
Off-the-ear (OTE)  

 
An OTE sound processor provides a comfortable, discreet hearing solution without compromising hearing performance. The Kanso 2 Sound Processor is worn off the ear as a single unit and features our advanced SmartSound iQ*, exclusive True Wireless technology, built-in rechargeable battery, smartphone compatibility** and coil into a single, easy-to-use unit without compromising hearing performance.

Technology

SmartSound® iQ* with SCAN

 

 
SmartSound iQ* is Cochlear's most advanced sound processing technology. It works by filtering out background noise and automatically adapting to optimise your hearing experience, focusing on sounds that are most important to you. SCAN is the industry's first automatic scene classifier - designed to detect the unique features of sound and use them to determine the listening environment.
ForwardFocus***

 

 
ForwardFocus*** is a feature enabled by the clinician that you can switch on to help you hear better in challenging listening environments. It works by reducing noise coming from behind you, so you can more easily enjoy face-to-face conversation.
Hybrid Hearing^
 

Three receiver options to customize the amount of power needed for acoustic hearing
 
Hybrid Hearing^ combines acoustic amplification of any natural hearing you have after surgery with cochlear implant technology to provide access to the sounds you're missing. The result can be a richer hearing experience.
mySmartSound technology

 

 
mySmartSound technology allows you to fine tune your hearing in real-world listening environments by allowing you to adjust bass, treble and master volume.
Dual microphones

 

 
Cochlear was the first to market with dual microphone technology, which allows for advanced input processing, reduces background noise to help you better understand speech in noisy surroundings.
Nucleus Smart App

 

 
The Nucleus Smart App^^ has been developed exclusively for the Nucleus 7 and Kanso 2 Sound Processors. Available for compatible Apple® and Android™ devices**, it is easy to use and offers the convenience of controlling your hearing from your smartphone. Parents may find the Nucleus Smart App especially useful to manage their child's hearing.
Smartphone compatibility

 

Direct streaming from compatible Apple or Android devices.** Other smartphone devices streaming with Cochlear Wireless Phone Clip


 

Direct streaming from compatible Apple or Android devices.** Other smartphone devices streaming with Cochlear Wireless Phone Clip

The Nucleus 7 and Kanso 2 Sound Processors are the only cochlear implant sound processors that are made for your smartphone. This means that you can stream your favorite music, videos, entertainment and more, directly from your compatible Apple or Android device.**
Telecoil

 

Optimized for loops


 

With the Cochlear Wireless Mini Microphone 2+

A telecoil picks up electromagnetic signals and turns them into sound. Telecoils allow you to connect to hearing loop systems for everyday convenience.
Compatible with Cochlear True Wireless™ devices

 

 
True Wireless devices are designed to help you hear better in noisy situations, without the need for neck-worn loops. You have the option to connect directly to the Mini Microphone 2+, Phone Clip or TV Streamer.
Phone Clip

 

 
Bluetooth®-enabled wireless technology allows you to connect to your compatible smartphone to stream calls or music.
TV Streamer

 

 
With the TV Streamer, you get stereo-quality sound directly from your television. You get a balanced experience, with sound from the TV streamed to your sound processor while you're still switched on to what's going on around you.
Mini Microphone 2/2+

 

 
By streaming speech to your sound processor, the Mini Microphone 2/2+ helps you to hold conversations in noisy places and hear more clearly over distances. For example at school, during meetings, or while playing sports.
Remote Control CR310 CR310
The small Remote Control features a handy display screen for changing simple settings, allowing you to manage your hearing in a discreet way.
Bimodal/bilateral streaming Compatible Apple or Android** and True Wireless devices Compatible Apple or Android** and True Wireless devices
Having sound streamed to both ears allows for a richer hearing experience.
FM connectivity

 

 

With Mini Microphone 2+

Being able to connect to FM systems can be important for children, especially at school. Having options for hearing better in school is important for academic success and social development. The Mini Microphone 2+ is an affordable and portable alternative to FM systems and can be used in and out of the classroom.
Auto-On

 

 
The Nucleus 7 Sound Processor turns on automatically when you connect a battery. The Kanso 2 Sound Processor turns on automatically when you place it on your head.

Features

Size Smallest Cochlear BTE sound processor to date Small and discreet OTE sound processor

The Nucleus 7 Sound Processor is the smallest behind-the-ear sound processor to date, 25% smaller than its predecessor.2

The Kanso 2 Sound Processor is the smallest off-the-ear sound processor available.2

Weight Lightest Cochlear BTE sound processor Lightest rechargeable OTE sound processor

Designed for comfort, the Nucleus 7 Sound Processor is the lightest BTE processor, 24% lighter than its predecessor.1

The Kanso 2 Sound Processor is the lightest rechargeable off-the-ear sound processor available.1

Color range 5 color options 5 color options
A range of color options are available, based on preference and lifestyle.
Water and dust resistance ratings Water and dust resistant (IP57) with rechargable batteries.
Waterproof (IP68) when worn with Aqua+#
Water and dust resistant (IP68),
Waterproof (IP68) when worn with Aqua+#
Both the Kanso 2 Sound Processor and the Nucleus 7 Sound Processor give you full confidence when caught in the rain, being splashed with water or sweating it out in the gym.
For added peace of mind, add the security of Aqua+# and your Nucleus 7 or Kanso 2 Sound Processor becomes waterproof, so you can swim, snorkel or surf with confidence in salt, fresh and chlorinated water.
Aqua+#

 

 
Aqua+ is a soft, flexible silicone sleeve that fits over the sound processor, making it water resistant to level IP68 where additional protection is needed.
P2i coating

 

 
P2i is a water-resistant nano coating which protects against the effects of corrosion from sweat, humidity and general water damage.
Simple interface
 

One button design
 

Button-free design
The Kanso 2 Sound Processor has a unique button-free design. The Nucleus 7 Sound Processor has a one button interface for basic control functionality.

Batteries

Disposable batteries
Two required
N/A
Disposable batteries typically last several days depending on a recipient's power usage needs. Battery life may vary by individual.
Rechargeable batteries (Standard and Compact options)

 

 

Built-in rechargeable battery

Standard and compact rechargeable battery modules are available for the Nucleus 7 Sound Processor. The Kanso 2 Sound Processor has a built-in rechargeable battery.
Battery life Up to 80 hours Up to 18 hours2
Cochlear sound processors are designed with efficiency in mind, to deliver long-lasting battery performance.
Rechargeable battery charger

 

 
The Nucleus 7 Sound Processor features an additional USB charging option, allowing you to charge from a PC, or on-the-go in your car.
The Kanso 2 Sound Processor uses a new all-in-one Home Charger that charges, stores and dries your device at the same time. A Portable Charger is also available.

For parents

Tamper-resistant battery

 

 
For added safety, the Nucleus 7 Sound Processor has tamper-resistant battery modules, and the Kanso 2 Sound Processor's battery is built into the sound processor unit. Helps prevent children from opening the battery cover.
LED status monitoring

 

 
An easy way to quickly and easily assess the status of your child's sound processor.
Monitor sound quality
 

Compatible with monitor earphones
 

Sound Check in the Nucleus Smart App
Enables parents and carers to check the sound quality of the input from a loved one's sound processor or accessories.

Wearing and retention options

Earhooks

 
 
Comfortably secures the sound processor to your ear.
Tamper-resistant earhook

 
 
Earhooks with additional tamper resistance.
Snugfit

 
 
Helps keep the sound processor securely in place, especially for active adults and children.
Hugfit™

 
 
Helps keep the sound processor securely in place, especially designed for smaller ears.
Mic Lock

 
 
Helps keep the Nucleus 7 Sound Processor secured on the ear when used with an earmold or the Earmold Adaptor.
Koala Clip

 

 
Clip-on retention device for babies and younger children.
Safety Cord

 

 
Provides additional security when taking part in activities where you risk losing your sound processor.
Hair Clip  

 
Clips onto the hair, reducing the risk of losing your sound processor.
Earmold Adaptor

 
 
Attaches to an earmold to help keep the sound processor securely in place.
Headworn Adaptor

 
 
For temporary use only. Holds the sound processor and coil together in place on the side of the head.
Headband

 

 
Optional accessories that hold either a Nucleus 7 Sound Processor or Kanso 2 Sound Processor in place. Useful for children and during physical activity.

Compatibility

Implant compatibility Compatible with all Nucleus Implants Not compatible with Nucleus 22 Implants
Cochlear is committed to ongoing innovation and continually evolving our product range to achieve the best possible hearing outcomes for our recipients.

 


Nucleus comparison chart

Download a full copy of our Nucleus comparison chart.

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Disclaimer

*SNR-NR, WNR and SCAN are approved for use with any recipient ages 6 years and older, who is able to 1) complete objective speech perception testing in quiet and in noise in order to determine and document performance 2) report a preference for different program settings.

**For compatibility information, visit www.Cochlear.com/compatibility.

***ForwardFocus can only be enabled by a Hearing Implant Specialist. It should only be activated for users 12 years and older who are able to reliably provide feedback on sound quality and understand how to use the feature when moving to different or changing environments. It may be possible to have decreased speech understanding when using ForwardFocus in a quiet environment.

^The acoustic component should only be used when behavioral audiometric thresholds can be obtained and the recipient can provide feedback regarding sound quality. The Hybrid L24 Implant is approved in the U.S. only for unilateral use in adults 18 and older.

^^The Nucleus Smart App is available on the App Store and Google Play. For compatibility information, visit www.Cochlear.com/compatibility.

#The Nucleus 7 Sound Processor with Aqua+ is water resistant to level IP68 of the International Standard IEC60529. This water protection only applies when you use a Cochlear Standard Rechargeable Battery Module or Cochlear Compact Rechargeable Battery Module. The Kanso 2 Sound Processor is dust and water resistant to level of IP68 of the International Standard IEC60529. The Kanso 2 Sound Processor with Aqua+ is dust and water resistant to level of IP68 of the International Standard IEC60529. This water protection rating means that the sound processor with the Aqua+ can be continuously submerged under water to a depth of up to 3 meters (9 feet and 9 inches) for up to 2 hours. The Aqua+ accessory should be used when participating in prolonged water activities.

Battery life may vary by individual.

Please seek advice from your medical practitioner or health professional about treatments for hearing loss. They will be able to advise on a suitable solution for the hearing loss condition. All products should be used only as directed by your medical practitioner or health professional. Not all products are available in all countries. Please contact your local Cochlear representative.

The Nucleus Smart App is compatible with iPhone 5 (or later) and iPod 6th generation devices (or later) running iOS 10.0 or later. The Nucleus 7 Sound Processor is compatible with iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone SE, iPhone 5s, iPhone 5c, iPhone 5, iPad The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Cochlear is under license. The Nucleus 7 Sound Processor is compatible with iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone SE, iPhone 5s, iPhone 5c, iPhone 5, iPad Pro (12.9-inch), iPad Pro (9.7-inch), iPad Air 2, iPad Air, iPad mini 4, iPad mini 3, iPad mini 2, iPad mini, iPad (4th generation) and iPod touch (6th generation) using iOS 10.0 or later. 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. Information accurate as of February 2018. Android and Google Play are registered trademarks of Google Inc. The Android robot is reproduced or modifi ed from work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License. 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 verifi ed devices visit http://www.nucleussmartapp.com/android. Android, Google Play and the Google Play logo are trademarks of Google LLC.

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 http://www.nucleussmartapp.com/android. Android is a trademark of Google LLC. 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 licence.

ACE, Advance Off-Stylet, AOS, AutoNRT, Autosensitivity, Beam, Button, CareYourWay, Carina, Cochlear, 科利耳, コクレア, Cochlear SoftWear, Codacs, ConnectYourWay, Contour, Contour Advance, Custom Sound, ESPrit, Freedom, Hear now. And always, HearYourWay, Hugfit, Hybrid, Invisible Hearing, Kanso, MET, MicroDrive, MP3000, myCochlear, mySmartSound, NRT, Nucleus, Off-Stylet, Slimline, SmartSound, Softip, SPrint, True Wireless, the elliptical logo, WearYourWay and Whisper are either trademarks or registered trademarks of Cochlear Limited. Ardium, Baha, Baha SoftWear, BCDrive, DermaLock, EveryWear, Vistafix, and WindShield are either trademarks or registered trademarks of Cochlear Bone Anchored Solutions AB.

References

1. Cochlear Limited. D1190805. CP1000 Processor Size Comparison. 2017, Mar; Data on file.

2. Cochlear Limited. CP950 Kanso Sound Processor User Guide. Data on file, July 2016.