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The 3M 7000039648 is a replacement boom microphone wind screen designed to reduce transmission interference during two-way radio communications in high-noise and outdoor environments. The wind screen fits over the boom microphone and works by blocking ambient noise and wind interference that can degrade voice clarity during active transmissions. Licensed communications technicians, safety coordinators, and field technicians who rely on headset-based communication systems install and service this component. It is a direct-fit accessory that requires no tools and is intended to maintain consistent transmission quality in demanding job-site conditions.
This wind screen is suited for use in exterior and high-noise industrial environments where clear voice transmission is critical. Typical applications include construction sites, manufacturing floors, aviation ground support, and other settings where workers rely on continuous two-way communication. It is designed for use with 3M Peltor MT Series 2-way communication headsets. Replacing a worn or damaged wind screen is a routine maintenance task that restores microphone performance without requiring headset replacement.
Compatible with 3M Peltor MT Series 2-way communication headsets.
This wind screen is a user-serviceable accessory that does not require power shutdown or specialized tools to install. Slide the wind screen over the boom microphone tip until fully seated before use. Inspect the wind screen regularly in field conditions and replace when torn, compressed, or visibly soiled, as degraded foam reduces wind-blocking performance. Consult the headset user manual for specific fitting guidance if applicable.
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