About: http://webisa.webdatacommons.org/116903253

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	The inner ring seems to be aluminum and the outer ring too although it may be a very good plastic.Adding the speaker to my network was a breeze.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com