... wiretap in car, office, conference, room, dressing room, Mini Signal Bug Detector RF TG-007C:Frequency range: 800-1500MHz; 1800 ... -2500MHz This type was developed specially for detecting the cellphone signal, like GSM800, GSM900,GSM1800,GSM1900,PHS1900, CDMA850, 3G and ... oven), leaking or not.3. Function Detecting the wireless signal sent by wireless detectaphone or tracker in objective place, and ...