About: http://webisa.webdatacommons.org/12025080

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Such a two-way voice communication system could be deployed where surveillance and controlled access for interior or exterior is a must.
http://www.w3.org/ns/prov#wasQuotedFrom	securitysales.com