About: http://webisa.webdatacommons.org/22266320

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	I have tried the headphones you are considering and i think you would barely be able to hear a loud noise such as a car horn. they are that effective.
http://www.w3.org/ns/prov#wasQuotedFrom	f650.com