The Hall was born in 1946 and has been kept exclusively as a dance hall until 1991, the date on which the first concert was scheduled for the first time. Since then, the Sala Apolo has become one of the most emblematic venues in the city of Barcelona. With more than thirty years behind him, it is still one of the emblematic reference sites to go dancing. Currently its operation is, simultaneously, as a concert hall and nightclub with a capacity to accommodate more than 1000 people.

Given the particular characteristics of the building located in the heart of the Parallel of Barcelona, it was necessary to have a gauging control system that would allow the management to simultaneously control the overall capacity of the building as well as the capacity of each of the areas in which This is divided to offer the public a personal and unique experience spread across different environments.

The results of the deployment of the system implemented by NexoTech could not become successful months because, even in the worst lighting conditions at maximum capacity, the results obtained through the gauging control system offered values between 98% and 100%. % of success.