About: http://webisa.webdatacommons.org/451833252

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	Adding an amp really is a must for these phones, and your amp must be able to drive something as low impedance as 16 ohms.
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org