| Frequency Range: | 20Hz-20kHz |
|---|---|
| Frequency: | 20Hz-20kHz |
| Application: | Conference Center |
| Blocking Type: | Mobile Phone, Recorder and Other Sound Acquisition |
| Blocking Distance: | 2.5-6m |
| Shielding Angle: | 90-120 Degrees |
Suppliers with verified business licenses
Audited Supplier The ultrasonic audio jammer working principle is to use ultrasonic waves to interfere with recording equipment, such as recording pens, mobile phones, tape recorders and other recording equipment.
The working principle of the recording jammer is to use ultrasonic waves to interfere with the recording equipment. Within the operating range of the equipment, the recording equipment can only have noise information, covering the original conversation information. And there is no way to restore the voice information that has been disturbed, which can ensure the safety of the conversation information.
* Adopt acoustic interference mode, no electromagnetic radiation, no harm to human body
* Using the world's top interference technology, the shielding effect far exceeds similar products
* There is no working noise during the working process of the equipment, which can realize concealed interference
* The camouflage effect is good, the concealment is strong, and it is not easy to be noticed by the recorder
* The product model is complete and the shape is diversified, which can be applied to various scenarios
* Provide one-stop customized solutions, convenient and flexible installation and deployment
| Item | performance parameter | |
| Shielding type | Mobile phones, recording pens and other sound acquisition devices | |
| Shielding distance | 2.5-6m (shielding distance of different recording equipment is different) | |
| Function angle | ≥170 degrees | |
| Opening mode | Remote Control | |
| Jamming method | Multi-Frequency Air Helical Acoustic Jamming | |
| size | 293*215*125mm | |
| weight | 1000g | |
| Noise strength | 85dB | |
| ambient temperature | -40ºC~60ºC | |
| relative humidity | 35~85% | |
| Charging output | DC 12v 5A | |
| Power supplier | Power adapter 12V input | |
| Packing instructions | Protective box | |
| Material | Plastic | |
Place of application:
Meeting room, office, confidential war room, negotiation room, counter window and other scenes to prevent illegal recording.
Suppliers with verified business licenses
Audited Supplier 
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