Both the transmitter and receiver plug and play, easy to use. Plug the lapel microphone into the microphone socket of the body transmitter, turn on the mini receiver and the body pack transmitter , you are . The lapel mic allows for hands free, you can hold the presentation materials with your hands. Features -Color: Black. -Material: Plastic. -Size: About 8.60X2.80X1.00cm/3.38X1.10X0.39in. - Perfect for interviews, video recording, live streams, voice and video recording, etc. - The lapel microphone kit supports a high sensitivity, allows you to capture clear the microphone. - which helps the mic pick your voice without any distortion in comparison with a built- phone mic. - What is one more 6.35mm adapter that is included on the package, excellent for those who use a mixer or other professional audio devices! - The long cable of the transmitter clip-on mic helps to record loud and crisp sound when interviewing, live broadcasting on podcast. Package list: 1 x receiver 1 x dual-head charging cable 1 x U-shaped splitter 1 x 6.35MM adapter 1 x lavalier mic transmitter