About: http://webisa.webdatacommons.org/427794040

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	it is virtually soundless, and initial cost is a fraction of what most portable units cost.
http://www.w3.org/ns/prov#wasQuotedFrom	about.com