audio systems for concert venues comprised of an analog to digital converter, a computer server, and computer application software to allow the user to listen to direct audio feeds from a concert stage to the user's headphones; downloadable computer application software to allow the user to listen to direct audio feeds; headphones; broadcast technology in the nature of audio systems for concert venues comprised of an analog to digital converter, a computer server, and computer application software to allow the user to listen to direct audio feeds from a concert stage to the user's headphones; downloadable mobile application software to allow the user to listen to direct audio feeds
Electrical and Scientific Apparatus