Motorola speaker mic with 3.5MM audio jack for HT750, HT1250, HT1550, MTX850, MTX950, MTX8250, MTX9250 GP380 AND MORE.
Motorola PMMN4021, improved remote speaker microphone with "Windporting Technology"
Dramatically lessens background noise from high winds and other severe weather conditions. Audio can pass through the speaker grill even when blocked by water.
Includes a 3.5mm unthreaded jack on the head of the microphone eliminating the need for long wires. When plugged-in it will mute the speaker for discreet communications.
This model replaced the AAHMN9052