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What are the main problems of signal shielding instruments? | #signal jammer #wifi #5g #4g #gms #gps #cell phone #signal blocker

What are the main problems of signal shielding instruments?

Remember that signal jammers will not only block the audio and text on your phone, but also interfere with GPS, radar detection, and police equipment radar detection, which may cause more serious problems. For this reason, the US federal government prohibits the sale and promotion of signa