About: http://webisa.webdatacommons.org/53904426

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	So you can plug in your headphone and adjust the volume and when you take the headphones out it is back to the level it was before because there is a different volume setting for using speakers and a different one for using headphones.
http://www.w3.org/ns/prov#wasQuotedFrom	macmost.com