TP-WIRELESS Top Quality Cardioid Lapel Tie Clip-on Lavalier Condenser Microphone 1/8"(3.5mm) Plug TP-WM07 is a Lightweight and portable Clip-on microphone with standard 1/8"(3.5mm) Plug , Also with a Windscreen included. It is Widely used by teachers, tour guides, conference lecturers, etc.