The Motorola Solutions PMMN4083AL Remote Speaker Microphone (RSM) is designed for professionals who demand exceptional performance in extreme environments. Featuring IP68 submersible protection and Delta T rating, this rugged speaker mic ensures reliability even in harsh conditions. Equipped with windporting technology, the PMMN4083AL is perfect for outdoor operations where strong winds or heavy weather can distort communication. The windporting feature minimizes noise from howling winds, prevents water from clogging the microphone, and ensures crystal-clear audio transmission, making it ideal for directing traffic, managing crowds, or coordinating emergency responses. As part of Motorola Solutions' OEM APX audio accessory lineup, the PMMN4083AL enhances the performance of your portable radio, delivering the loudest and clearest audio available for the APX series. Trust this premium accessory to maintain uninterrupted communication when it matters most.