PMMN4027A PMMN4027 - Motorola Remote Speaker Microphone IP57 Submersible

PMMN4027A PMMN4027 - Motorola Remote Speaker Microphone IP57 Submersible -- HT750, HT1250, HT1550, PR860, MTX850, MTX950, MTX8250, MTX9250 The Windporting feature of this microphone helps lessen background noise from high winds and other severe weather conditions. Audio can pass through the speaker grill even when the microphone port is blocked by water. Now public safety professionals can be more confident than ever of clear, understandable communication when Mother Nature is uncooperative. The Windporting Remote Speaker Microphones allow talking and listening without removing the radio from the belt or case.