We no longer carry Motorola PMMN4021 - speaker microphone (4342436), but we found this replacement for you.
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Public safety professionals can be confident in clear communication using the Motorola Remote Speaker. 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. It allows talking and listening without removing the radio from the belt or case. This microphone has a 3.5 mm audio jack, coiled cord, Push-to-Talk switch, swivel clip and quick disconnect latch.