Product Overview
The Sony CRE-C20 Self-Fitting OTC Hearing Aids are a premium, rechargeable solution designed to deliver all-day hearing clarity in a modern, discreet design. Developed in partnership with WS Audiology, these hearing aids improve access to sounds and prioritize speech clarity while maintaining awareness of surrounding noises, enabling users to focus on conversations and enjoy a rich listening experience.
- Sleek, Discreet, and Virtually Invisible Design: One of the smallest OTC hearing aids on the market, designed to be unobtrusive while providing improved hearing clarity.
- Comfortable Fit: New and enhanced ear sleeves offer improved grip and shaping for a snug, all-day comfortable fit without slippage.
- Customizable Hearing: Easily set up and customize your CRE-C20 OTC hearing aids with the Sony | Hearing control app, allowing sound quality and volume adjustments at your fingertips.
- Long-Lasting Rechargeable Battery: Provides up to 28 hours of continuous use for convenient and reliable all-day hearing.
- Durable IP68 Rating: Offers protection against water, moisture, and dust, ensuring durability in various situations.
- Automatic Sound Adjustment: Automatically analyzes and adjusts sound based on your surroundings to optimize your listening experience.
- Enhanced Speech Clarity: Features Ear-to-Ear Wireless Link for effective noise reduction and directionality, improving speech understanding in busy environments.
- Prescription-Grade Sound Quality: Utilizes Sony's innovative technology to deliver sound quality comparable to traditional hearing aids.

Image: Front and side view of the compact Sony CRE-C20 Self-Fitting OTC Hearing Aids.
What's in the Box
Your Sony CRE-C20 package includes the following items:
- User Manual
- Wireless Charging Case
- USB Cable
- Click Sleeves in 4 sizes (XS, S, M, L)
- Care Tools
- Wax Guards

Image: All components included in the Sony CRE-C20 packaging.
Setup
Follow these steps for the initial setup of your Sony CRE-C20 hearing aids:
- Charge the Hearing Aids: Place both hearing aids into the wireless charging case. Ensure the case is charged using the provided USB cable. The indicator lights on the case will show charging status.
- Download the App: Download the "Sony | Hearing Control" app from Google Play Store or Apple App Store on your smartphone. This app is essential for personalization and control.
- Pair with Your Smartphone: Open the app and follow the on-screen instructions to pair your hearing aids. The app will guide you through connecting the devices.
- Self-Fitting Process: The app will prompt you to complete a self-fitting process, which includes a hearing profile check. This process personalizes the sound settings to your specific hearing needs.
- Insert Hearing Aids: Carefully insert the hearing aids into your ear canals. The removal cord should sit outside the ear, and the sleeve should go into the ear. Gently push to ensure proper insertion.

Image: The Sony CRE-C20 hearing aids resting in their compact wireless charging case.

Image: A user interacting with the Sony | Hearing Control app on a smartphone to customize settings.
Video: How to Insert, Fit, and Remove Your CRE-C20 Hearing Aids
Video: A step-by-step guide on correctly inserting, fitting, and removing the Sony CRE-C20 hearing aids for optimal comfort and performance.
Operating Your Hearing Aids
The Sony CRE-C20 hearing aids are designed for intuitive daily use, adapting to your environment and personal preferences.
- Automatic Sound Analysis: The hearing aids automatically analyze your surroundings and adjust sound levels to provide the best listening experience.
- App-Based Customization: Use the Sony | Hearing Control app to fine-tune volume, sound balance (treble/bass), and other settings to match your comfort and specific needs in different environments.
- Speech Clarity: With Ear-to-Ear Wireless Link, the hearing aids work together to provide effective noise reduction and directionality, significantly improving speech understanding in noisy settings.

Image: A woman wearing the virtually invisible Sony CRE-C20 hearing aid, demonstrating its discreet design.
Video: Sony CRE-C20 OTC Hearing Aids Product Overview
Video: An overview of the Sony CRE-C20 hearing aids, highlighting their features and benefits for daily use.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your Sony CRE-C20 hearing aids.
- Daily Cleaning: Use the provided cleaning cloth and tools to gently wipe all areas of your hearing aids daily, especially after use.
- Sleeve Replacement: Regularly check the ear sleeves for wax buildup. If wax significantly affects volume or sound quality, replace the sleeve with a new one from the provided sizes.
- Wax Guards: Utilize the wax guards to prevent wax from entering the hearing aid's sound outlet. Replace them as needed.
- IP68 Rating: While the devices are IP68 rated (dust-tight and protected against continuous water immersion up to 1 meter for 1 hour), it is recommended to wipe them dry if exposed to moisture. Avoid prolonged submersion.

Image: The Sony CRE-C20 highlighting its durable IP68 rating for protection against dust and water.
Video: How to Change Sleeves and Clean Your CRE-C20 Hearing Aids
Video: Instructions on how to properly change the ear sleeves and clean your Sony CRE-C20 hearing aids to maintain performance.
Troubleshooting
If you encounter any issues with your Sony CRE-C20 hearing aids, consider the following common solutions:
- No Sound or Low Volume:
- Ensure the hearing aids are fully charged.
- Check for wax buildup in the ear sleeves and clean or replace them if necessary.
- Verify volume settings in the Sony | Hearing Control app.
- Uncomfortable Fit:
- Experiment with different sleeve sizes (XS, S, M, L) to find the most comfortable and secure fit for your ear canal.
- Ensure the hearing aid is inserted correctly and fully into the ear canal.
- Connectivity Issues:
- Ensure Bluetooth is enabled on your smartphone.
- Restart both your smartphone and the hearing aids.
- Try re-pairing the devices through the Sony | Hearing Control app.
For persistent issues, refer to the detailed troubleshooting section within the Sony | Hearing Control app or contact Sony customer support.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 6 x 3.7 x 2.25 inches |
| Item Weight | 0.48 ounces |
| Model Number | CREC20 |
| Batteries | 2 Lithium Ion batteries (included) |
| Battery Life | Up to 28 hours of continuous use |
| Water Resistance | IP68 Rated |
| Color | Black |
| Manufacturer | Sony |
| First Available | August 27, 2024 |
Warranty and Support
The Sony CRE-C20 Self-Fitting OTC Hearing Aids typically come with a 1-year manufacturer's warranty. For specific warranty details and to register your product, please refer to the documentation included in your package or visit the official Sony support website.
For ongoing support, questions, or technical assistance, you can:
- Consult the comprehensive help section within the Sony | Hearing Control app.
- Visit the Sony support website for FAQs, troubleshooting guides, and contact information.
Additionally, the CRE-C20 is an FSA/HSA eligible product, subject to member eligibility. Customers should check with their insurance company to verify coverage and eligibility.