Audiovisual (AV) is electronic media possessing both a sound and a visual component, such as slide-tape presentations,[1] films, television programs, corporate conferencing, church services, and live theater productions.When creating an array of boardrooms for customers it is beneficial to balance the pattern from the audio and microphone so there is no degradation in sound quality for the individuals listening.[6] The proliferation of audiovisual communications technologies, including sound, video, lighting, display, and projection systems is evident in many sectors of society.This includes business, education, government, the military, healthcare, retail environments, houses of worship, sports and entertainment, hospitality, restaurants, and museums.The application of audiovisual systems can be found in collaborative conferencing (which includes video-conferencing, audio-conferencing, web-conferencing, and data-conferencing), presentation rooms, auditoriums and lecture halls, command and control centers, digital signage, and more.