The most popular of the Etymotic Research flat response attenuators, the ER-15 is recommended as the first choice for hearing protection for musicians, whether ...
Designed for use with the Westone's DefendEar® Concert (Style 49) Musicians' Earplugs. Etymotic filters feature a flat frequency response that allows musicians ...
Designed for use with the Westone's DefendEar® Concert (Style 49) Musicians' Earplugs. Etymotic filters feature a flat frequency response that allows musicians ...