Shure UL4 UniPlex Cardioid Lavalier Microphone, Connector: LEMO3 | Color: BlackWhen direction matters. UniPlex delivers superb directional capture of your voice for presentations, conferences, education, broadcast and more. A lavalier microphone with a cardioid polar pattern, UniPlex is the perfect solution for speaking situations when rejection of sound from stage noise, an audience, or close proximity presenters is called for. Ideal for corporate presentations and guest speakers in conference rooms, lecture halls, theaters and