We had previously worked in the office with the micro of 'ner USB camera and the TV speakers for our team conferences until it has annoyed me enough and came out this product as a result of my research. I can associate myself with the previous reviewers: - We are satisfied locally, because it is 'foolproof' - And the overseas colleagues are satisfied, because there is no feedback and you can understand everyone in the room (up to 8 people around a table).