| http://www.w3.org/ns/prov#value | - A microphone 302 is connected to a two-way pager 304 (e.g., which includes a means such as a processor for receiving a noise signal recorded with microphone 302, processing the received noise signal, and transmitting the processed signal via an existing transmitter within the pager; two-way pager 304 could also be a cellular telephone similarly equipped).
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