YAM LM3-C4W Black Omni-Directional Lavalier Mic FOR SONY WRT-805, UWP Series
Its accurate frequency response produces natural, uncolored sound. Its size makes it not only unobtrusive and easy to conceal. Compatible with SONY pocket transmitter WRT-805, UTX-B1, UTX-B2, UTX-B03, UWP Series.