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Issues to know when purchasing a mobile phone signal blocker

by LIU YIFA 13 Jun 2024

In recent years, the times are advancing day by day, and technology is also developing gradually. People have begun to have higher and higher requirements for confidentiality. Many confidential units, examination venues, financial enterprises and other related units have installed cell phone blockers. At present, there are many categories of mobile phone signal blockers on the market. The product specifications of each category are different, but no matter what the differences are, the working principle of most mobile phone signal blockers is to interfere with the communication downlink frequency band. In this way, when working, it will inevitably emit a certain power electromagnetic wave to the surrounding area. Are these electromagnetic waves harmful to the human body?

Many people's understanding of mobile phone signal blockers is probably limited to understanding that they can interfere with data signals, but they are not very familiar with some practical issues. Let's explain this to you together.

cell phone signal blocker

1. Is the mobile phone signal blocker harmful to the human body?

Mobile phone signal blockers will not cause harm to the human body. The electromagnetic signal emitted by the signal blocker is relatively weak, and the mobile phone signal blocker will not cause any harm to the mobile phone. It only interferes with the data signal, so that the mobile phone and the communication base station cannot communicate.

2. After turning on the mobile phone signal blocker, why does the mobile phone display also have data signals?

After the signal blocker is turned on, the mobile phone can no longer communicate. You can try to make a call and you will find that the mobile phone has no signal.

3. After the mobile phone signal blocker works for a period of time, the shell becomes hot. Will it damage the device in the long run?

It is normal for the shell of the signal blocker to become hot after a period of use, and it will not damage the device. The device itself has a radiator fan to ensure the long-term and stable operation of the mobile phone signal blocker.

Signal Blocker Image Gallery

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