This Is a Yesido Kr21 Mini Lavalier Microphone With Two Clip-on Mics.

Smart noise cancellation for professional, clean voice capture. Includes two clip-on microphones for interviews and duos. 7 hours of use per charge with an included charging case. 2.4GHz wireless technology for perfect audio-to-video sync. Plug-and-play Type-C connection for phones, tablets, and PCs.