Sennheiser MKE 440 Stereo Shotgun Microphone

The MKE 440 is a compact stereo shotgun microphone that predominately captures focused stereo sound from within the direction of filming and rejects the majority of off-axis noise from outside the camera focus.

https://www.bhphotovideo.com/c/product/1249845-REG/sennheiser_mke_440_stereo_shotgun.html