Detection mode: 1. Laser detection, 2. Vibration (Mute) detection, 3. Beep detection, 4 LED ... the active laser scanning and passive radio frequency sweep combination method can accurately identify: eavesdropping devices, tracking devices, car eavesdropping, wireless pinhole ... , veideotaping, fraud, protecton of personal privacy data and information confidential. Laser wireless multifunctional detector