About: http://webisa.webdatacommons.org/7765480

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	The master unit has user controls, such as buttons or switches, for individually selecting any one of the satellite units to be located.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com