The audio jammer device SA-AJ02 is designed to protect conversation areas from eavesdropping. This device blocks wireless microphones, tape recorders, hard-wired microphones and most professional digital voice recorders including recorders installed in mobile phones (smart phones). Ultrasonic inaudible noise signal, as well as acoustic speech-like noise signal, are used in jamming the eavesdropping devices.

• Ultrasonic exposure + voice imitation = 80% shielding
• 2 ultrasonic transducers and powerful speaker
• Absolutely soundless operation possible
• Suppression range up to 0.5-1.5 meters
• Very powerful emission up to 85dB
• Detailed English manual included

• The jammer requires no special maintenance
• Do not use chemical solvents or prevent water from entering the device when cleaning its surface
• When not in use, store the device in dry, ventilated places away from salty mist and noxious gases
• Warranty period: one year. Free repairs for three years and lifetime maintenance (buyer bears shipping costs)

• Meeting rooms, government organizations, enterprises, and conference rooms of all sizes
• Concert halls and similar venues
• Places where recording devices are prohibited such as government, finance, security, and command centers

• Portable Audio Jammer Host x 1 piece
• Power Supply x 1 piece
• Case Pack x 1 piece