This is very popular with a cell phone jammers. It can interfere with wifi, 3 g, 4 g, GPS and other signals. At present, this kind of equipment is very popular in the United States
How to block the Wifi signal in the room
Received questions
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HelloI'm sure you've been following the recent news that WIFI signals cause cancer. It's scary because WIFI signals are almost everywhere. How can I keep my room safe from WIFI signals?
Second floor
Hello, Barlow
Bluetooth jammer is a kind of jamming device for wireless signal. Also known as WIFI signal jammer. Such devices can interfere with nearby wireless signals, can quickly form a signal shielding ring. If you have any other questions, please leave a message below and I will reply to you as soon as possible
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If you want to know the frequencies of your country, we can offer you some help:
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