About: http://webisa.webdatacommons.org/245904582

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	When the other operator supported components such as the VCR with its own battery, the boom power source and the monitor goggles are added, the total system weight is approximately 6.8 pounds (approximately 3.1 kg).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com