Sounds similar to a product called iSee out of Australia used in school systems there. "iSee is just like being in the real world, where your voice fades out w

Sounds similar to a product called iSee out of Australia used in school systems there. "iSee is just like being in the real world, where your voice fades out with distance and you walk around to talk to others and look at what interests you." [1] https://www.iseevc.com.au https://www.iseevc.com.au