PA AND VOICE ALARM SYSTEM IN THE HISTORICAL BUILDING. Bilbao (Spain). Culture and leisure center built in the city’s former wine warehouse designed by Ricardo Bastida in 1909, one of Bilbao’s most representative buildings. The system supplied is certified on safety standards for public address and voice alarm systems (PA / VA). In total, the solution consists of approximately 450 sound points, with more than 200 acoustic projectors and more than 200 fire-retardant ceiling speakers, both models equally certified.