I have no intention of loading the page, but I'm curious if it's actually trying to do ultrasonic communication, possibly with the devices in your house. Like a

I have no intention of loading the page, but I'm curious if it's actually trying to do ultrasonic communication, possibly with the devices in your house. Like an Amazon Echo, Google Home, or maybe even your phone. I've always wondered if ad companies would try to add tracking using ultrasonic communication because you would probably have a harder time figuring it out. Granted it's rather far-fetched, but I thought that it could be a possibility.