Introduction
The Sennheiser SoundProtex earplugs are designed to provide effective hearing protection while maintaining sound quality. They feature interchangeable filters, allowing you to customize your level of hearing protection for various environments, from concerts to quiet settings. The ergonomic design ensures a comfortable and secure fit for extended use.
Key Features
- Earplugs with 3 Sizes: Includes small, medium, and large ear tips for a personalized fit.
- 2 Swappable Filters: Offers different levels of sound attenuation to suit various situations.
- Carrying Pouch: A zippered pouch is included for convenient and secure storage.
Package Contents
Your Sennheiser SoundProtex package includes:
- Sennheiser SoundProtex Earplugs (1 pair)
- Interchangeable Filters (2 sets: one set pre-installed, one additional set)
- Silicone Ear Tips (3 sizes: Small, Medium, Large)
- Zippered Carrying Pouch with Keychain
- User Manual
Setup
1. Choosing the Right Ear Tip Size
For optimal comfort and effective hearing protection, select the ear tip size that best fits your ear canal. The package includes small, medium, and large silicone ear tips. Experiment with each size to find the most secure and comfortable fit.
2. Attaching/Changing Filters
Your SoundProtex earplugs come with two types of interchangeable filters: a standard filter (for balanced sound reduction) and a full-block filter (for maximum isolation). To change a filter:
- Gently twist and pull the existing filter out of the earplug body.
- Align the new filter with the opening of the earplug body.
- Push and twist the new filter firmly until it is securely seated.

Figure 1: Exploded view of the earplug components, illustrating how the ear tip and filter detach from the main body.

Figure 2: Two earplugs showcasing the different filter types and the compact carrying case.
Operating Instructions
Follow these steps to properly use your Sennheiser SoundProtex earplugs:
- Choose the appropriate filter based on your desired level of hearing protection.
- Insert the filter into the earplug body (if not already installed).
- Gently place the earplug into your ear canal, ensuring a snug fit.
- Repeat for the other ear.
Ensure the earplugs are inserted correctly to achieve the intended sound attenuation and comfort.
Maintenance
To ensure the longevity and hygiene of your SoundProtex earplugs:
- Regularly clean the silicone ear tips with mild soap and warm water.
- Allow the ear tips to air dry completely before reattaching them to the earplug body.
- Store the earplugs in the provided zippered carrying pouch when not in use to protect them from dust and damage.
Troubleshooting
If you experience issues with your SoundProtex earplugs, consider the following:
- Poor Fit/Discomfort: Try a different size of ear tip. A proper seal is crucial for both comfort and effectiveness.
- Insufficient Sound Reduction: Ensure the earplugs are fully inserted and creating a good seal. Verify that the correct filter type is installed for your desired attenuation level.
- Muffled Sound: Check if the filters are clean and free from debris. Ensure the earplugs are not inserted too deeply, which might cause discomfort or block sound entirely.
Specifications
| Brand | Sennheiser |
| Model Number | 108-3142 |
| Product Dimensions | 6.25 x 3.2 x 1.25 inches; 1.41 ounces |
| Color | Black |
| Recommended Uses | Noise Protection |
| Size | 1 Count (Pack of 2) |
| Style | Uncorded |
Safety Information
Legal Disclaimer: Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Always ensure earplugs are clean before insertion to prevent ear infections. Do not use if earplugs are damaged. Keep out of reach of small children due to choking hazard.
Warranty and Support
For warranty information or technical support, please refer to the official Sennheiser website or contact their customer service directly. Keep your proof of purchase for any warranty claims.





