About: http://webisa.webdatacommons.org/215046833

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	These multi-pinging pucks are for the most part through-hulls, (though there are a couple of new transom-mounted options now available) and can cost anywhere from $500 to several thousand dollars.
http://www.w3.org/ns/prov#wasQuotedFrom	boats.com