AKG LC81 MD Reference Lightweight Cardioid Lavalier Microphone (Black / Microdot)The LC81 MD reference lightweight cardioid lavalier microphone makes a name for itself by not stealing the show. With a diameter of only 4. 8mm, and a length of 10mm, it's one of the smallest cardioid lavaliers available. And at only 2g, the LC81 MD won't weigh down lengthy performancesin fact, the stars will hardly know that it's there. But that's just its size. When it comes to sound, its sensitive cardioid polar pattern picks up a wide range of