About: http://webisa.webdatacommons.org/331001538

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	Beyond headphones, there is a line out for connecting it to a sound system, and a line in and microphone jack for adding external sound to the set.
http://www.w3.org/ns/prov#wasQuotedFrom	jeffnewbold.com