AV-JEFE TCM141 Lapel Tie Clip Microphone _ Black Color, w 3.5mm Locking Plug for use with your Sennheiser wireless systems Great Quality Lapel Mic !!! Compatible with Sennheiser wireless transmitters: Evolution Series, EW100, EW300, EW500, G2, G3, SK 1093 With Patented Slides-On Clip NOT for direct use with mixers / camcorders Capsule Dimension: 1/4" in diameter; Clip Dimension: 1" in length (main body of clip). Cord: around 160cm (63" exclude the connector)