The Midland AVPH10 Shoulder Speaker Mic attaches to your Midland X-Talker radio and then attaches to your shoulder with a rotating clip making it easy to use while it?s mounted on your shoulder. Just plug it into the microphone-headphone port on your radio, and it?s ready to use. There?s an on-off switch on the side of the microphone, for communication.Attaches to shoulder with rotating clip for ease of use. Push-to-talk button. 1/8" (3.5mm) audio jack port for earpiece (not included). Dual pin connector. 360? rotatable clip. Works with Midland X-Talker radios. 2-way radio NOT INCLUDED.