Windporting Remote Speaker Microphone 

MICROPHONE,REMOTE SPEAKER MIC,RX-JACK(2 PIN). This remote speaker microphone features Windporting and a 3.5mm audio jack.

Communicate clearly in difficult weather with this Windporting Remote Speaker Microphone. In howling wind, driving rain and severe weather, Windporting helps you communicate effectively and hear clearly. Windporting technology eliminates the whining and howling sounds of wind blowing across your remote speaker microphone. It also prevents water from clogging the microphone, which results in clearer transmissions. This microphone features a 3.5mm audio jack that allows you to connect a receive-only earpiece for private communication.