Ultrasonic Audio Jammer Portable

During private meetings, business discussions, travel, or conversations away from a fixed office environment, a portable audio protection device offers more flexibility when recording concerns arise. A compact ultrasonic audio jammer portable model can be easier to carry and position.

The main difference comes from ultrasonic technology. Instead of relying only on noticeable background noise, ultrasonic audio jammers work with high-frequency sound interference to affect microphone-based recording equipment such as smartphones, voice recorders, and other audio capture devices.

For many users, the appeal is simple: maintaining a normal conversation while adding an extra layer of recording protection.

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Important things

1.Please install the antenna before using the signal jammers

2.Most Portable cell phone jammers have dip switches on the side. After turning on the main power switch, activate the dip switch—the red or green light will indicate it's on. Each switch controls a specific signal (Refer to the frequency table on the packaging for details).

3.Avoid using the jammer while charging.

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