featured How to improve the shielding effect of the full-band jammer?
After the full-band signal jammer is turned on, the effective coverage area of its shielded signal usually ranges from tens of square meters to hundreds of square meters. However, due to the...
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Can the full-band signal shielding device shield non-smart phones?
Recently, a customer asked such a question. The original full-band signal shielding device of the unit has a good shielding effect on smart phones, but the shielding effect on old...
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How to choose a full-band shielding device?
When you need to use a full-band cell phone signal jammer, but you don't know much about the equipment, you don't know how to choose. In this matter, you need to...
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