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
Are phone blockers legal in the workplace
Received questions
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I want to know whether it is legal to use mobile jamming devices in the office area? Our office area needs to ban cell phone signals and prevent employees from being distracted
Second floor
Hello, Winfred
No doubt the technology has a long history. The device is already in use in many countries. Radio interference is used to block cell phone signals. This device is often called a signal jammer
Many educational institutions now use the devices for tests. But this is the first time I've heard of it being used all day
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If you are using a monitor, you can also take a break and leave the monitor. Measures such as GPS tracking are also very effective. If a strong interference signal occurs in the same frequency range, the GPS signal will be interfered.
