Laser detecting range: 10cm-10m Electric wave detecting range: 5cm-10m Receive frequency range: 100-3000MHz Light, tone, vibration, multi warning methods Uses positive laser scanning and passive wireless sweep method Can find out eavesdropping devices, telephone eavesdropping, digital eavesdropping, tracking, vehicle eavesdropping, wireless pinhole cameras, wired cameras, electrical appliances and other sources Can effectively prevent eavesdropping, videotaping, frauding; protect personal privacy data and confidential information
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