About: http://webisa.webdatacommons.org/316470941

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	I think a lot of the books and info published on loudspeakers should be relevant, especially as a headphone / IEM dynamic driver is mostly the same thing, miniaturized.
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org