Yeah, the video claims it could've been or could be one of the final tests of the Beams. I just recently checked on street view, and it seems the one in the business area is still up, but it could easily be inactive.
Owner of a Mini 5T and some other mini sirens. I use a SX540 and DJI Mini 2 SE for pictures & videos.
If you want to use pictures in a video, please ask.