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Why did the jails are not suitable to use high power cell phone jammer?

April 26, 2017Cell phone high jails Jammer power suitable

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Why did the jails are not suitable to use high power cell phone jammer?

1 Answer

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Because the environment of jails is very complex, it has many thick concrete walls. The high power jammer is suitable to install in the open area, install in the other places maybe will not fully blocked. And it will block the other area easily. The best way is install both high power jammer and low power jammer in different area.