The cocoa B3 Omni Lavalier Mic, Standard Sens, with LEMO 3-Pin Connector for MTP30, MTP40, MTP40S, MTP41, and MTP41S Wireless Transmitters from Countryman is a water-resistant, miniature lavalier microphone for capturing high-quality audio. It can be used in a variety of applications such as a tie-clip lavalier in interviews, a hair-hidden mic for drama, a water-resistant mic for water sports and hurricane reporting, or simply a small mic to hide in a prop flower vase.