Caldwell E-Max Electronic Ear Muff

E-MAX (TM) ELECTRONIC HEARING PROTECTION a Standard profile earcup & dependable ciruitry a 25 NRR a Two microphones amplify sounds below 85 decibels a Above 85 decibels the microphones shut off for a split second to protect the shooters hearing a Two microphones (one in each earcup) give the user true stereo sound and allow the user to identify the directional source of a sound a Runs on 2 AAA batteries (not included)