3M™ MT7V/1 Dynamic Microphone Including M-300 Series Helmet Attachment 3M ID UU008014308 Clear communication in noisy environments. The 3M™ PELTOR™ Boom Microphone MT7V/1 enables clear communication when using a 3M™ Versaflo™ M-300 Series Respirator Hard Hat. The MT7V/1 Boom Microphone is compatible with most MT7 series 3M™ PELTOR™ Protective...
3M™ Electret Microphone MT53V/1 Including M-300 Series Helmet Attachment 3M ID UU008013581 Clear communication in noisy environments. The 3M™ PELTOR™ Boom Microphone MT53V/1 enables clear communication when using a 3M™ Versaflo™ M-300 Series Respirator Hard Hat. The MT53V/1 Boom Microphone is compatible with most MT7 series 3M™ PELTOR™ Protective...