The Polar Choice 18 Desktop Microphone is an perfect accessory for your computer system. This microphone features a switchable polar pattern that provides four options in omni, cardioid, super-cardioid and hyper-cardioid polar patterns. The low impedance of 200 Ohms gives you clean and distortion-free output even at long distances. There is a programmable mute switch that can be assigned for two tasks: push on/off or push-to-mute.