The Shure MX418D/C is an 18-inch (45.7 cm) Microflex gooseneck microphone featuring a cardioid polar pattern, integrated preamplifier, and a sturdy desktop base with a mute switch and LED indicator. Designed for professional audio applications such as conferences, boardrooms, and podiums, it delivers clear, articulate speech reproduction. The cardioid pattern helps to reject off-axis sound, reducing feedback and unwanted noise. Its flexible gooseneck allows for precise microphone positioning, ensuring optimal sound capture for the speaker.