About: http://webisa.webdatacommons.org/410260787

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	In an illustrative, non-limiting implementation, earphones/earbuds are provided for listening to music or other types of information produced by audio equipment such as MP3 players, CD players, and so on.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com