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The role and purpose of the full-band signal jammer

The popularity of smartphones continues to increase, and the range of applications continues to expand. From living consumption to employment, we are inseparable from it at all times. However, in...

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The use of knapsack jammers should be safety oriented

1. The use of knapsack jammers should not be exchanged at the expense of public mobile communications.Among those who use knapsack jammers, some are for exam fraud prevention, others for...

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