O2 universum will serve as a modern multifunctional center for holding large international congresses and corporate events. The largest hall with a capacity of up to 4.500 people will also be used as a venue for medium-sized concerts and sports matches.

O2 universum is a modern multifunctional congress and cultural centre which is located in Prague. The complex serves as a modern center for organizing major international events. O2 universum is an unique place to host cultural events, congresses, sport events, conferences, convention, summits, business meetings, corporate events.

The complex of O2 universum is directly linked to the O2 arena from the south and offers four floors with the overall capacity up to 10.000 visitors. It consist of 3 halls with capacity over 1.000 people, 1 hall with capacity over 4.500 people, up to 39 halls total (as per configuration), adjacent exhibition floor space.

The official ticket seller for events at the O2 universum is Ticketmaster.