Countryman B3W5FF05BSL B3 Omnidirectional Wireless Round Lavalier Microphone for Shure/Carvin/JTS/Trantec Transmitters (Black) B3 omnidirectional wireless round lavalier microphone is designed to use with Switchcraft TA4F connector Fits Shure/Carvin/JTS/Trantec transmitters models all with TA4F, Tiny QG including ULX1, UR1, PGX, SLX/UX16-BP/all with TA4F/S5 respectively Highly resistant to moisture and perspiration for use in hair, on the body, or in bad weather Mid gain (red band) for theatre head miking Available in black color