Protect Your Hearing Without Blocking All Sound
EP4 Sonic Defenders Plus protects your hearing without interfering with your ability to hear routine sounds or conversations. Their triple-flange stem design fits larger ear canals and provides a Noise Reduction Rating (NRR) of 24dB.
- Made of hypoallergenic, medical-grade polymer that's soft, durable, and long-lasting
- 24dB Noise Reduction Rating (NRR) with stoppers inserted
- Uses patented Hocks Noise Braker filter to convert potentially harmful sound levels (above 85dB) into harmless heat energy
- Hear safe sound levels (with stoppers out) as if you weren't wearing ear plugs
- EP4s include attached stopper plugs, which can be inserted for further protection, and they also block out lower-level noise like that heard on a plane
- Right/left color-coded design
- Ergonomic design and triple-flange stem design conforms to ear shape for comfort and secure retention
- Low-profile designallows you to keep them in place while wearing a mask, helmet, hat, or while using phone, headphones, or supplemental hearing muffs
- Adjustable-stem design, providing a secure fit, all-day comfort, and extended product life (3 to 6+ months, depending on usage and care)
The sizes (small, medium, and large) refer only to the outer earpieces that fit in the ear's concha bowl and help hold the EP4 in place. Proper EP4 size is based on the dimensions of your ear's concha bowl.Medium fits most people.