1.2010 New Wireless Signal Detector, Camera Detector 2.Radium range between 10 and 15 meter 3.TX: 0.1GMHz -5.8 GM Hz 2010 New Wireless Signal Detector, Detector2010 New Wireless Signal Detector, Detector can detect the exact position of the wireless earphone and capture the cheating behaviors in the radium range between 10 and 15 meter. The veracity has achieved 95% in experimentation. It is ...