Primos® Boost C-Series Hearing Protection and Amplification
Quality hearing protection and amplification in a comfortable, universal-fitting ear mold. Using cutting-edge digital technology, the C-Series amplifies environmental sounds, while preventing loud sounds from damaging your hearing. Comes with six different sized tips for each ear to ensure proper protection and a comfortable fit. Use the silicone tips for a noise reduction rating (NRR) of 26db, while the foam tips deliver 29db. Each earpiece uses one No. 10 battery (included). Made in USA.