About: http://webisa.webdatacommons.org/91374083

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	Unfortunately, all of them except for one model are open back and all of them, including the closed back model, are incredibly expensive and require expensive amps to drive them, etc...
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org