Caldwell E-Max Electronic Hearing Protection 497700. The two microphones in the Caldwell E-Max Electronic Hearing Protection amplify sounds below 85 decibels which amplifies normal communication range commands and environmental sounds. Above 85...
Caldwell E-Max Electronic Hearing Protection 497700. The two microphones in the Caldwell E-Max Electronic Hearing Protection amplify sounds below 85 decibels which amplifies normal communication range commands and environmental sounds. Above 85...