"Lav Microphone"@en . . . . "A lav microphone is small microphone, often clipped to an actor's or speaker's tie or collar and allow for mobile, hands-free use during a performance. They are most often used in theatrical, public speaking, film and television productions. Short for lavalier. Legal Notice: Portions of this article were taken from Wikipedia."@en . "A lav microphone is small microphone, often clipped to an actor's or speaker's tie or collar and allow for mobile, hands-free use during a performance. They are most often used in theatrical, public speaking, film and television productions. Short for lavalier. Legal Notice: Portions of this article were taken from Wikipedia."@en .