About: http://webisa.webdatacommons.org/221255510

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	Safety and other factors currently tend to limit the choice of line-of-sight frequencies for cordless transmission to those in the infrared region.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com