The wireless signal detector is specially applied in detectaphone wiretap tracker camera and bug camera. . It detects the microwave of 100-800MHz and 800-2600MHz as far as up to 10 meters. The spy bug and camera wireless signal detector is perfect for sweeping hidden cameras and bugs?in conference room changing room hotel rooms etc. - Range covers most wireless spy devices (both video and audio types) - Perfect for sweeping hidden cameras and bugs in conference room changing room hotel rooms etc - Beeps when signal is detected - Detects wireless signals between 100Mhz and 2600Mhz (2.6Ghz) - Detection range: 1 to 10 meters depending on signal source type - Dual alarm patterns: one for range 100~800Mhz another for 800~2600Mhz