This 3M Peltor metal boom microphone helps provide protection for your hearing and the ability to listen to the radio at the same time. Just put it on to tune out the noise and tune in the enjoyment. Benefits 3M Peltor`s AM/FM radio headsets are designed for industrial users working in high noise environments. They are the perfect accessory for helping to protect your hearing in the workshop, on the job, in the yard, or at the races and what you would expect from a worldwide leader in communication headsets. This all-in-one hearing protector allows for hands free mobility and protection from the the noise of power tools, lawn mowers, you can choose your favorite music, sports, news, or talk show station. Features: - Great for racing, sporting, manufacturing and landscaping applications - 220 ohm dynamic noise canceling microphone, military standard. - 2-pin nexus plug. - Used on all MT series headsets. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation™. Color: Black