About: http://webisa.webdatacommons.org/391514043

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	Using wireless transmission, headphones and/or display units could be made to be portable so users could walk through the store and make selections as they go with a bar-code scanner or other device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com