Osia® 2 Sound Processor

The slim Osia 2 Sound Processor is discreet, lightweight, and sits off the ear. Simply place it on your head, and you are ready to go.

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Light and comfortable hearing

The slim, off-the-ear sound processor is light and comfortable to wear.1 As an all-in-one unit, you simply place it on your head behind the ear, adjust your hair and you are ready to go. There are no small pieces to bother with, and your ear is left open and free.

A choice of colours

The Osia® 2 Sound Processor comes with five interchangable colour covers, so you can decide whether you want to show off your sound processor or let it blend in with your hair.


Osia WhiteOsia BlondeOsia SilverOsia ChocolateOsia Charcoal
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I no longer have to consider where I sit if I’m in a restaurant for example. I can hear people on both sides of me again.

- Gabriela, Osia® System recipient


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 directions 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.

*Retention lines longer than the Safety Line (standard length) are not recommended for use by children as they may present a risk of strangulation.

**The Cochlear Osia 2 Sound Processor, with battery compartment excluded, is dust and water resistant to level IP57 of the International Standard IEC60529. The Osia 2 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 relevant user guide for more information

For information regarding the compatibility of Cochlear’s Sound Processors with Apple or Android devices, visit

Cochlear’s range of Smart Apps and Support Apps are available on App Store and/or Google Play. For information regarding the sound processors, operating systems and devices that are compatible with the Cochlear’s range of Smart Apps and Support Apps, visit

Android, Google Play and the Google Play logo are trademarks of Google LLC.

Apple and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries.
App Store is a service mark of Apple Inc.

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.

In Australia, Cochlear™ Nucleus® implant systems are intended for the treatment of moderately severe to profound hearing loss.

In Australia, Baha® bone conduction implant systems are intended for the treatment of moderate to profound hearing loss.

In Australia, the Cochlear™ Osia® System is indicated for patients with conductive, mixed hearing loss and single-sided sensorineural deafness (SSD) aged 10 years and above with up to 55 decibels sensorineural hearing loss. Patients should have sufficient bone quality and quantity to support successful implant placement. Surgery is required to use this product. Any surgical procedure carries risk.

For Cochlear™ Nucleus®, Osia® and Baha® systems: This product is not available for purchase by the general public. For information on funding and reimbursement please contact your health care professional.

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


  1. Mylanus EAM, Hua H, Wigren S, et al. Multicenter Clinical Investigation of a New Active Osseointegrated Steady-State Implant System. Otol Neurotol. 2020;41(9):1249-1257.