ER Series Musician Earplugs - Custom earbuds In addition to their long-wearing

In addition to their long-wearing comfort

operating in parallel for maximum headroom with no phase smearing or crossover distortion

allowing the performer to wear earphones and earplugs in any left/right combination

dB Check Pro Letter of Conformity (PDF) ▸

ER Series Musician Earplugs - Custom earbuds In addition to their long-wearingCustom high fidelity earplugs in soft silicone for secure fit with long wearing comfort. ER Series filters provide natural, musical response Our ER Series Musician Earplugs were developed specifically as hearing protection for musicians and production personnel who are exposed to unsafe sound levels but still require high fidelity sound. Unlike the muffled sound of over the counter foam and unfiltered earplugs, the ER Series is made with music in