This is a 5.9mm locking male screw thread 3.5mm inline stereo jack socket to switchcraft TA4F 4 pin mini xlr female socket. The input socket is silver plated of very high quality & suitable for Sennheiser, Rode and Trantec lavalier lapel microphones that use the female locking screw thread 3.5mm jack plug. It is compatible with Shure bodypack transmitters.

Basically this adaptors allows you to use most 3.5mm jack plug microphones on any Shure bodypack transmitter.(not compatible with SONY Lavalier or Headset microphones)

Converts SENNHEISER MKE2 MKE3 MKE4 All RODE and Trantec 3.5mm Locking Jack Headset & Lavalier Microphones To SHURE Bodypack Wireless Transmitters.