Etymotic Research Music·PRO High-Fidelity Electronic Musicians Earplug Headphones

Music PRO circuitry automatically changes output levels as sound input levels change. Hearing is natural, as if nothing is in the ears, until sound exceeds safe levels. As sound levels increase, earplugs gradually provide 9- or 15-dB sound reduction. Natural hearing is restored when sound returns to safe levels.

Active protection only when sound exceeds safe levels No need to remove earplugs to hear Ready-fit; custom molds not required 2 Modes of Operation - Natural Hearing & Enhanced Hearing Natural - Natural hearing until sound exceeds safe levels; Automatic 15-dB protection when sound exceeds safe levels Enhanced - 6-dB gain for soft sounds; Automatic 9-dB protection when sound exceeds safe levels Impact sound protection is active in both modes Ideal For - Directors, music educators, performers, front-of-house crew, entertainment industry staff, security personnel, audiences Package Includes - 1 pair of MP 9-15 earplugs, assortment of ACCU-Fit eartips, neck cord, filter tool, ACCU-Filters, cleaning tool, size 312 batteries, protective case, & user manual