What should I pay attention to when choosing a mobile phone signal jammer?

In our real life, there are some places where mobile phone signal jammers are used. Therefore, we will purchase some basic jammers to shield our own basic positioning. Then how to choose a suitable signal jammer? Let's take a look together below.

Before purchasing, you must know which signals you want to shield. Normal mobile phone signals can be selectively shielded. If you only shield 2, 3G or only 3, 4G, this can be adjusted before leaving the factory. In addition, the mobile phone signal jammer of our company uses full-band shielding. If users need to shield a certain signal, they only have to install the corresponding antenna on the machine.

GSM 3G 4G GPS WIFI blocker

Regarding shielding applications, if it is an indoor application, the signal shielding device usually suitable for examination rooms, conference halls, offices and other spaces is a category. Gas stations must be explosion-proof and high-temperature resistant; if it is an outdoor open area, it must be used Only equipment with high power can achieve suitable spacing. Jammers can usually be divided into low-power, medium-power, and high-power. The power is between 3W-100W. When we recommend that users choose mobile phone signal jammers, it will be determined by the total area of ​​shielding required.

Generally speaking, the smaller one must be handheld and portable. Relatively speaking, it is small and easy to carry; the low power of the table type is usually not very large, and it is similar to the small notebook computer; the high-powered one is relatively small. Speaking of being heavy, the towing box body is particularly large. The hand-held mobile phone signal jammer is a built-in lithium battery. After the battery is used up, it can be charged with a power adapter; the desk-type examination room uses 220V voltage power supply, and the car-mounted application usually uses 12-36V voltage power supply.