Quality of life on the International Space Station (ISS) has become more and more important. since the time spent by astronauts outside the terrestrial atmosphere has increased in the last years. The actual concept for the Crew Quarters (CQ) have demonstrated the possibility of a personal space for sleep and free time activities in which the noise levels are lower. but not enough. https://www.roneverhart.com/Old-Fashioned-Cocktail-Ornament/