This was only used a few times and has been very well maintained. This Kenwood Waterproof Speaker Mic (KMC-55W) is a must-have accessory for NX-P500 radios. With its durable design, it can withstand tough conditions making it perfect for outdoor activities and even in harsh industrial environments. The microphone also has a waterproof rating, ensuring reliable functionality even in wet conditions. Its compatibility with the NX-P500 radios makes it an ideal choice for communication accessories. This speaker mic is easy to use, and the buttons are conveniently located for easy access. Its lightweight design with only 0.4 unit quantity makes it easy to carry around. Get your hands on the Kenwood Waterproof Speaker Mic (KMC-55W) for reliable and efficient communication.