Introducing the Roadking RK564P 4 Pin Dynamic Noise Canceling Microphone. This professional-grade microphone is built to last, with its durable black housing and 6-conductor black coiled cord. Designed to withstand the harshest conditions, it ensures years of reliable service. The noise-canceling design filters out background noise, delivering crystal clear transmissions. Featuring a top push-to-talk key, black screen, and cord strain relief, it offers convenient functionality. With a frequency response of 100Hz - 8Khz and impedance of 2,000 Ohms, this microphone delivers exceptional audio quality. Packaged in a clamshell display, it's the perfect choice for professional communication needs.