Detecting Distance
WiFi Wireless Camera GSM Cell Phone Smartphone 3G 2100 Cell Network
Detecting Range
50 MHz ~ 6.0 GHz
Wireless Bug
Up To 20 Feet
10mW 5.8GHz Wireless Camera
Up To 4 Feet
10mW 2.4GHz Wireless Camera
Up To 20 Feet
GSM Cell Phone
Up To 50 Feet
3G 2100 Cell Network
Up To 25 Feet