三河マルシェ【MARCHE】三河エリアのコミュニティポータルサイト

I've often heard efforts to make it possible to receive radio waves from mobile phones, but I haven't heard about the location of wireless interference, which makes it not in the service area. The cutoff frequency of the 4G jammer is 0 ~ 20m, and the power supply is 100V ~ 240V, which can be used normally. It corresponds to all of Japan's current mobile phones and all of the PHS. This is a 3G / 4G portable jammer used to block (block, block, inhibit, regulate) mobile radio waves. At the time, the phone was unable to understand the situation, and now it seems to be "out of service area".

Don't use your cell phone during class. We use jamming devices in the classroom to block radio waves from our phones. It has now been approved as a mobile experimental station. This means that the actual use has been approved as a test station. In this case, you need a powerful radio signal jammer, a bluetooth jammer or a portable jammer. Help people solve the problems caused by wireless signals and wireless connections.

In order to prevent the destruction of the transfer fraud, it is possible to use jammers that are said to be effective in preventing the damage of malicious mobile phones that are frequently harmful. This is a typical regulatory business, which increases the cost of installation, lengthens the preparation time, and improves officials' self-satisfaction and vendor sales.

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