Howard Leight R02531 Impact Sport 22 dB Over the Head Smoke One Size

The Howard Leight by Honeywell Impact Sport Sound Amplification Electronic Earmuff keeps you protected from hazardous noise and connected to the environment. These earmuffs carry a Noise Reduction Rating (NRR) of 22 in both on and off mode. When the electronic ear protection is switched on, they employ built-in directional microphones that amplify ambient sounds to a safe 82 dB. The padded headband features telescopic height adjustment for a comfortable, customized fit. An external audio jack lets you connect the earmuff to an MP3 player, scanner or other audio source. Automatic shut-off after 4 hours helps save battery life.