Osia® 3 Sound Processor
Give your patients access to sound that’s more crisp, vibrant, and true to life—with the latest advancement in piezo-powered hearing: rechargeability, high-frequency power & even better sound quality1,2, as well as the broadest range of streaming options.
Feel unstoppable in every moment
We believe sound is more than a sense. It’s the force that drives us forward: empowered, bold and full of potential. From conferences to cafés, favourite songs to family celebrations, quiet whispers to unforgettable experiences – the Cochlear™ Osia® System with the Osia 3 Sound Processor* helps bring words and nuances into focus.
Rechargeability
One charge. All day confidence
The Osia 3 Sound Processor is easier to use and provides uninterrupted patient-friendly performance for an active lifestyle. No disposable batteries to handle, especially helpful for those with limited dexterity or vision.
Up to 30 hours of hearing
Patients get up to 30 hours of hearing on a single charge.†
On-the-go charging case
With a built-in power bank providing up to two full additional charges.
Quick charge
2 hours of hearing after 15 minutes of charging.
Patient-friendly
No disposable batteries to manage means less hassle, expense and waste over time.
Hearing performance
Clear sound. Bright future
Excellent high-frequency power and signal processing help your patients take in the crisp, vibrant sounds of their surroundings, filtering out the clutter of noise in the car or a crowded space.
Crisp conversations, vibrant surroundings
Patients with an Osia 3 Sound Processor will gain access to a +5 dB average power output for a greater dynamic range3,4, +10 dB MPO in mid to high frequencies for better speech intelligibility3,4, and a frequency bandwidth extended to 9.5 kHz for crisper and more vibrant sound3,4 compared to the previous generation.
The new ForwardFocus feature also boosts an average 7%-point improvement to hearing in noise.1,2
Higher satisfaction
In a study, recipients told us they loved the Osia 3 Sound Processor’s natural, comfortable, "lifelike" sound – with 97% either satisfied or very satisfied with its overall sound quality.1
61%-point improvement when listening to music1
In a clinical study, the percentage of recipients who were either satisfied or very satisfied with the sound quality while listening to music, increased from 32% with the Osia 2 Sound Processor to 93% with the Osia 3 Sound Processor.
29%-point improvement while listening in wind1
In a clinical study, the percentage of recipients who were either satisfied or very satisfied with the sound quality while listening in wind, increased from 32% with the Osia 2 Sound Processor to 61% with the Osia 3 Sound Processor.
25%-point improvement to overall sound quality1
In a clinical study, the percentage of recipients who were either satisfied or very satisfied with the over all sound quality, increased from 71% with the Osia 2 Sound Processor to 96% with the Osia 3 Sound Processor.
22%-point improvement in hearing in noise1
In a clinical study, the percentage of recipients who were either satisfied or very satisfied with hearing in background noise, increased from 64% with the Osia 2 Sound Processor to 86% with the Osia 3 Sound Processor.
CONNECTIVITY
Effortless streaming. Endless connections
With access to the most advanced Bluetooth® streaming platform, the Osia 3 Sound Processor joins Cochlear's industry-leading connectivity+—designed to keep your patients connected to what matters, wherever life takes them.
Your patients can stream sound directly from their compatible everyday devices and stay effortlessly connected to the songs, stories and moments they love.
Patients can share music with friends or connect to public audio streams in cinemas, classrooms and more, as more devices and venues adopt the technology. A smartphone with Auracast assistant is required.
Bluetooth LE Audio gives your patients access to high-quality direct sound from compatible phones, laptops and other devices with the most advanced Bluetooth platform.^,5,6
Hands-free calling allows your patients to take calls in quiet environments without holding up their phone, as the Osia 3 Sound Processor can act as a headset.∆
The Osia 3 Sound Processor and Osia Smart App make is simple for your patients to take charge of their hearing experience and personalise their hearing care.+ They can also easily adjust sound processor settings, change programs, activate ForwardFocus, or manage wireless devices, including the new Multi-Mic+ and TV-Streamer+ with one-touch pairing and automatic streaming.
LIFESTYLE
Easy to use. Easy to love
Tested and certified
As the only IP68-certified device in active bone conduction, 3,7,8 the Osia 3 Sound Processor is protected for unexpected rains and splashes at the poolside.
And with the Aqua+, your patients can swim and surf with confidence, knowing their sound processor is protected for saltwater and long underwater exposure.‡
More colour options
Hearing never looked this good! The Osia 3 Sound Processor has 11 interchangeable colour covers so your patients can choose between subtlety and spotlight.
Optimised for retention
The Osia 3 Sound Processor is an off‑the‑ear, magnetically attached device, now with additional magnet options so you can give your patients the most secure and comfortable fit possible. For added confidence, especially during activities like sports, patients can also wear a Safety Line or the Cochlear Headband.
Professional benefits
Key benefits of the Osia System for you
Our mission is to support professionals like you in helping your patients reach great outcomes and a hearing experience they’ll love. And a critical part of that is connecting you to the tools that make it easy to treat hearing loss and fit patients with the right solution.
Remote Care
Offer quality care without the clinic visit. Remote Assist lets you program and adjust devices via video appointments, helping you reach patients limited by location, mobility, or time through their Osia Smart App.
More granular, intuitive data
Improved data logging in the Osia Fitting Software and Osia Smart App means your counselling can be tailored based on patients’ real-world device use.
Wireless fittings
With fully wireless fittings, you can eliminate bulky cables - making it easier to connect to your patient's sound processor and optimise their device setup.
Implant compatibility
Upgrade your patients to the Osia 3 Sound Processor—compatible with all Osia implant models.*
Upgrades
Upgrade to the Osia 3 Sound Processor
Guide your patients through their upgrade journey by highlighting how the Osia 3 Sound Processor can deliver even better sound quality1,2, greater convenience and a broader range of streaming options that fit their everyday life.
Improved hearing performance
In addition to more high-frequency power and even better sound quality, the new ForwardFocus feature helps boost hearing in challenging situations, for an average of 7% higher word recognition in noisy situations.1,2
Power to hear more
Give your patients access to the first rechargeable active bone conduction sound processor with up to 30 hours of hearing on a single charge, and a charging case that holds up to two additional charges.†
Industry-leading connectivity
Help your patients stay connected with access to direct streaming from compatible Android™ and Apple devices+, as well as with Auracast broadcast audio. They can also connect with you via their Osia Smart App and Remote Care.
Questions about upgrading your patients?
Contact your regional representative for more information about how to find out what patients are eligible for an upgrade and how to start the process.
Osia 3 Sound Processor3 |
Osia 2 Sound Processor4 |
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Sound processor |
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| Off-the-ear (OTE) | 
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| Size (H x W mm) | 36 x 32 | 35.8 x 31.8 |
| Projection (mm) | 11.2 | 10.4 |
| Weight | 10.7 g | 11.5 g |
| Button control |
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| LED |
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| Rechargeable |
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| Battery time† | 19-30 hours | 22-33 hours |
| IP rating‡ | IP68 | IP57**/IP52 **With battery compartment excluded |
Hearing performance and technology |
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| Fitting range (up to) | 65 dB HL (frequency-specific) | 55 dB HL (PTA4) |
| Bandwidth | 100 Hz - 9.5 kHz | 100 Hz - 7 kHz |
| ForwardFocus |
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| SmartSound iQ |
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| Platform | Zaphium™ | Ardium™ Smart |
Connectivity+ |
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| Android streaming |
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| iOS streaming |
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| Bluetooth LE Audio^ |
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| Auracast broadcast audio |
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| Hands-free functionality∆ |
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| Wireless programming |
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| Remote programming |
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| Osia Smart App |
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Other |
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| Water protection accessory‡ | Aqua+ (IP68) (tested for use up to 50 times) |
Aqua+ (IP68) (tested for use up to 50 times) |
| Magnet strength options | 5 | 4 |
| Colour cover options | 11 | 5 |
Looking for more?
Explore differences between the Osia 3 Sound Processor and other active bone conduction systems.
Explore the Osia System
The Cochlear Osia System is powerful and engineered to provide excellent sensitivity at the mid to high frequencies essential for speech understanding.3
Driven by unique Piezo Power™ technology, the OSI300 Implant is the most powerful active bone conduction system available.3,7,8
Disclaimer
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 read 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.
* The Osia 3 Sound Processor has two versions, which differ only in magnet compatibility to the implant. The OSI300 Implant is compatible with the Osia 3(I) Sound Processor version.
§ The OSI300 implant is MRI conditional at 1.5 T and 3 T with magnet in place. Refer to Osia MRI guidelines for further information.
† Battery life varies for every user, according to the age of the battery, the programs used each day, your implant type, the thickness of skin covering your implant, and the size and type of battery used. Streaming may decrease sound processor battery life depending on how often and for how long streaming is engaged.
+ For information regarding the compatibility of Cochlear’s sound processors or Smart Apps with Apple or Android devices, visit www.cochlear.com/compatibility
^ LE Audio is not compatible with certain bilateral and bimodal configurations. Please refer to the compatibility details here: https://cochlear.com/leaudio-compatibility
∆ Hands-free calling is intended for use in quiet environments. See User Manual for more details.
‡ The Cochlear Osia 3/3(I) Sound Processor is dust and water resistant to level IP68 of the International Standard IEC60529. The sound processor with Aqua+ is water resistant to level IP68 (tested to a depth of up to 3 metres for up to 2 hours). The Cochlear Osia 2/2(I) Sound Processor, with battery compartment excluded, is dust and water resistant to level IP57 of the International Standard IEC60529. The sound processor with Aqua+ is water resistant to level IP68 (tested to a depth of up to 3 metres for up to 2 hours) when used with LR44 alkaline or nickel metal hydride disposable batteries. Refer to the relevant user guide for more information.
References
- CLTD5861 Clinical Investigation Report. Cochlear Limited, Sweden. 2026; D2367205
- CLTD5839 Clinical Investigation Report. Cochlear Limited, Sweden. 2025; D2367209
- Osia 3(I) Sound Processor and OSI300 Implant Datasheet. Cochlear Limited, Sweden. 2026; D2304776.
- Osia 2(I) Sound Processor and OSI300 Implant Datasheet. Cochlear Limited, Sweden. 2024; D1991788.
- Hunn, N. Introducing Bluetooth® LE Audio. Version 2. November 2024. [Cited July 2025]. Available from: https://www.bluetooth.com/bluetooth-resources/le-audio-book-v2/
- Afaneh, M. A technical overview of LC3 [Cited July 2025] https://www.bluetooth.com/blog/a-technical-overview-of-lc3
- BCI602 BONEBRIDGE System Factsheet. Med-El. 29214 r4.0
- Sentio 1 Mini Product Information. Oticon Medical. 275144en – Version A / 2024.04