Patent ID: 8872652

Claim:
A system for multiple user access to a leak detection sensor, comprising: a sensor unit comprising a sensor element for leak detection, a sensor user interface, and a sensor wireless transceiver that transmits a broadcast signal having information corresponding to the output of the sensor user interface including sensor audio output based on the current state of the sensor element; and a plurality of receiving units each comprising a wireless receiver that receives said broadcast signal, and a receiver user interface connected to the wireless receiver that outputs the information corresponding to the output of the sensor user interface including the sensor audio output; wherein a first receiver unit associated with an instructor further includes a receiver unit transceiver and a microphone interconnected thereto, the receiver unit transceiver configured to transmit instructor audio output from the microphone in response to the output of the sensor; and wherein one or more other receiving units are associated with students, each including a wireless receiver that receives the information corresponding to the instructor audio output of the first receiver unit from the instructor, and a receiver user interface connected to the wireless receiver that outputs the information corresponding to the output of the sensor including the sensor audio output.