on the third floor, music varies depending on the party, but on some events a karaoke station is provided - the fourth and open-rooftop floor serves as a smoking area and is also equipped with a bar, music is subject to change depending on the event one goes to - bathrooms can be found on all floors. 

taking a look at the official website or facebook page helps give a glimpse to what the evening might hold and also allows one to place names on the official list for discounts. 

espaço acústica praça tiradentes, 02 centro, tel. 21 2232.1299 - here is the website, and map.