The Watchhound Cell Phone Security Monitor from Berkeley Varitronics Systems, Inc. (BVS) continuously scans any cell phone prohibited area essentially creating wireless-free zones without the need for jamming. All incoming and outgoing cellular calls are detected and time stamped for analysis. The receiver can be configured to look like a common thermostat for more covert enforcement and features an OLED display, remote control and utilizes Power (PoE) over Ethernet.