The use of mobile jammers has become increasingly impure

Perfectjammer 2020-10-22

A mobile phone jammer is a device used to prevent mobile devices from receiving signals from their base stations. Military cell phone handheld jammer were originally designed for law enforcement and military purposes, so it may prevent communications between terrorists and criminals. They are also common in prisons where cell phones are not allowed. Once the public is aware of this technology, many people, especially employers, want to use it themselves, especially in large cities where everyone seems to be talking on the phone. With the popularity of smart phones, banning mobile phones in many public places seems to be a common prohibition point.

The GSM 900MHz frequency band has a duplex interval of 45MHz, an effective bandwidth of 25MHz, 124 carrier frequencies, and 8 channels for each carrier frequency. Based on the signal, many customers ask us whether there is such a jammer device because of telephone ringing and uncivilized telephone harassment, which can make the environment around us quiet. Yes, for customer questions, professional customer service attitude and product expertise, we provide services to customers to eliminate customers' doubts and help them purchase in a professional way. We believe that professional knowledge and service can improve the reputation of the store and win the recognition of customers.

You can only make a call from the service area of a specific area, or you can make a call immediately after leaving the interference area. There are also convenient functions. The on/off and strength of each resistance band can be adjusted. With independent power and radio control buttons. The radio waves you want to block can be set individually. Cut only the radio waves you want to block. It can run stably for a long time. It becomes the electromagnetic coverage of smartphones, I won't say. I want to know what a radio wave barrier is. To choose the right frequency, you need to understand the characteristics of the interfering device. For example, if you want to turn off the signal of your phone and buy jammers, you can block GSM, 3G, 4G and other frequencies. There are cooling fans and other types of equipment. Before purchasing, it is recommended to check the functions of all devices. In most cases, the electromagnetic coverage of smartphones can ensure the peace of people of all sizes. It aims to cover a wide range of fields.

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