About: http://webisa.webdatacommons.org/223237498

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	with various responses, including frequency, amplitude, and other responses, sufficient for the specific requirements (e.g., over a frequency range from about 20 Hz to about 20 kHz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr