Can the shielding range of portable jammers be accurate to 1 meter?

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2025-06-23 02:50:33 -

Many manufacturers of portable cell phone jammers will mark the shielding distance in their product descriptions, and this distance value is generally not marked as an exact value, but usually an approximate number or a range of values. Why is there such a marking method? Some buyers will even ask questions: Can the shielding distance of portable mobile phone jammers be accurate to 1...

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