This is a Hand-held RF detector. Detect wireless surveillance item. Detect those 2.4 GHz video and audio RF links. This item detects RF in the 900 MHz to 3.2 GHz range and displays the relative signal strength on the sensitive front panel meter. Even low power 2.4 GHz video links can be detected from 4 to 12 feet away.

By using the Sensitivity control along with the signal strength meter, you can quickly zero in on the location of hidden microwave transmitters, while special built-in filtering lets the unit ignore out-of- band signals.