3M Protac III, hearing protection and environmental awareness, for safety helmet

Protac III headset by peltor, for safety helmet.

Noise attenuation: 23 dB.

3M # MT13H221P3E

Hearing protection and situational awareness.

Sudden loud noises are instantly attenuated to protect workers' hearing from potentially harmful noise levels.
potentially harmful noise levels.

III headset uses sound-attenuating environmental microphones to monitor the surrounding environment and
to monitor the surrounding environment and, when hazardous noise is present, the headset's electronic circuitry limits the volume to 82 db.

Use as a traditional hearing protector or to increase the ambient sound level to one of five volume levels to minimize over-protection and improve your ability to hear
warning signals, alarms and other machine and process noises.