<https://systemsurveyor.com/physical-security-design-software/system-surveyor-revolutionizes-av-system-design>
<http://schema.org/description>
"System Surveyor announces expansion into the Audio Visual industry with a complete set of Audio-Visual system elements."
<https://systemsurveyor.com/physical-security-design-software/system-surveyor-revolutionizes-av-system-design>