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Signal jammer simultaneously interfering with GSM 3G 4G

Jeff March 2020

Hello everyone. My situation here is complicated and involves interfering with multiple signals simultaneously. Are there any such mobile phone interference devices for sale?

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Jammer-Mart March 2020

You must know about interference equipment. Now, in order to make users more convenient, a variety of signal jammer that can interfere with multiple combined frequency bands have been developed. Such jammers are often called multi-function jammers. Depending on your situation, you may need this type of equipment.