
Nucleus 8
FlagshipThe smallest Nucleus sound processor ever.
The Cochlear Nucleus 8 (model CP1110) is Cochlear's latest behind-the-ear sound processor and the smallest, lightest in the Nucleus range. It combines SmartSound iQ 2 intelligent sound processing with direct streaming of calls and music from both Apple and Android devices. The processor works only with Cochlear Nucleus cochlear implants and is fitted individually by an audiologist.
- Smallest, lightest Nucleus BTE processor
- Direct streaming from Apple and Android
- Water and dust resistance IP57
Processor selection, activation and tuning are done by a specialist after a consultation.
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Hear the world naturally, connect freely and stay in touch — every day.
Capabilities at a glance
How the processor performs in everyday life.
Why people choose it Nucleus 8
Compact and comfortable
As the smallest, lightest Nucleus behind-the-ear processor, it is barely noticeable and comfortable to wear all day — even for children.
Freedom to connect
Calls, music and video stream directly from Apple and Android devices straight to the processor, with no extra hardware in between.
Clear sound in any setting
SmartSound iQ 2 with SCAN 2 recognises the environment and adjusts on its own, helping you hear speech in noise, outdoors and in quiet.
Ready for an active life
IP57 water and dust resistance, rising to IP68 with the Aqua+ accessory, so you can enjoy sport and swimming with confidence.
Key features
SmartSound iQ 2 with SCAN 2
Automatically detects quiet, noise, music, wind and speech in noise, and adapts sound processing to the environment.
ForwardFocus and dual microphones
Two microphones and ForwardFocus reduce background noise from behind, helping you focus on the person in front of you.
Nucleus Smart App
Control volume and programs, track battery and hearing, and locate the device with Find My Processor on iOS and Android.
Bimodal hearing
The processor pairs with a compatible ReSound hearing aid on the other ear for balanced, two-ear hearing.
True Wireless accessories
Compatible with Cochlear True Wireless accessories — Mini Microphone 2+, Wireless Phone Clip and TV Streamer — and the firmware can be updated.
What’s in the system
The main parts of the device and what they do.
Sound processor body
The behind-the-ear unit that captures and processes sound through its two microphones.
Coil
Sends the processed signal across the skin to the implant.
Coil cable
Connects the processor body to the coil.
Magnet
Holds the coil in place over the implant beneath the skin.
Battery module
Powers the processor — either rechargeable or disposable.
Who it’s for
Suitable for children and adults with a Cochlear Nucleus cochlear implant who want natural sound and easy smartphone connectivity. The final decision on suitability and fitting is made by a specialist.
Specifications
- Model
- CP1110
- Type
- Behind-the-ear (BTE)
- Compatibility
- Cochlear Nucleus implants
- Sound processing
- SmartSound iQ 2 + SCAN 2
- Microphones
- Two, with ForwardFocus
- Streaming
- Apple and Android (ASHA)
- App
- Nucleus Smart (iOS, Android)
- Protection
- IP57; IP68 with Aqua+
- Power
- Rechargeable or zinc-air batteries
- Colours
- Black, sand, grey, white and more
Real recipients
Children and adults who hear again with this processor.




Compatible accessories
Extend what your processor can do. Fitting is arranged with a specialist.
Frequently asked questions
Other sound processors
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- Control via the Nucleus Smart App
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- Nothing on the ear — one disc under the hair
- Built-in rechargeable battery
- High water and dust resistance (IP68)
Bone conductionBaha 5
Sound through bone — bypassing outer and middle ear problems
- Bone conduction bypassing the ear
- Direct streaming from iPhone
- Flexible wearing options
Bone conductionBaha 5 Power
Extra power for more challenging hearing loss
- More power in the Baha 5 family
- Direct streaming from iPhone
- Multiple wearing options
We’ll help you choose a processor
Book a free consultation — a specialist will help choose the right model and answer your questions.
Book a consultation