LDA Audio Tech is a Spanish company that specializes in audio and security solutions. They are known for designing and manufacturing a wide range of products related to audio, public address systems, voice evacuation systems, and other sound-related technologies. These solutions are often used in various sectors, including public buildings, transportation hubs, commercial spaces, and industrial facilities, to ensure effective communication, security, and safety measures. Please note that specific information about LDA Audio Tech’s products and services may have evolved since my last knowledge update in September 2021, so it’s advisable to visit their official website or contact them directly for the most up-to-date details.