<b>MAONO AU-303 Lavalier Microphone for YouTube, Interview, Studio, Video Recording</b><br> <br> <b>Usages: </b><br> 1. Connected to one external 3-pole lavalier microphone (not included,get it for free manually) for shooting or interviewing any 2-person simultaneously, and then review the video or voice recording with the headphone (not included) plugged into the headphone jack without unplugging the mic. <br> 2. Connected to headphone (not included) to singing, podcasting, recording while monitoring your voice in App with headphone monitoring support. <br>