About: http://webisa.webdatacommons.org/280369115

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	Network and USB Relay Controllers - Control existing school and factory bell systems and devices such as as sirens, strobe lights, signal lights, and more.
http://www.w3.org/ns/prov#wasQuotedFrom	acrovista.com