Collection: Cell Phone Scrambler Jammer

A cell phone scrambler jammer is a device that can interfere with mobile phone signals, making it difficult or impossible to receive or make calls. It is commonly used in situations where cell phone signals need to be blocked, such as in prisons, military facilities, and government buildings.


Power Output

The power output of a cell scrambler is an essential parameter that determines the strength of the signal jamming. The higher the power output, the stronger the signal jamming. The power output is measured in watts, and the most common power output is between 2 and 5 watts.

Frequency Bands

The frequency bands that a cell phone scrambler can block are also important parameters. Mobile phones use different frequency bands to communicate, and it needs to block the correct frequency bands to effectively disrupt mobile phone signals. The most common frequency bands used by mobile phones are 850 MHz, 1.9 GHz, and 2.1 GHz. A phone signal blocker device can block one or more of these frequency bands.


The range of a phone jammer is the distance at which it can block mobile phone signals. The range of a phone jammer varies depending on the environment and the power output. In an open area, the range can be up to 30 meters, while in an enclosed area, it can be as low as 5 meters.

Applicable Scenarios


Cell phone jamming are commonly used in prisons to block mobile phone signals and prevent inmates from using smuggled mobile phones to communicate with the outside world. In many countries, the use of mobile phones by inmates is prohibited, and the use of jammers can help prevent illegal activities from taking place within the prison walls.

Military Facilities

The scrambler are also used in military facilities to block mobile phone signals and prevent unauthorized communication. Military facilities are often high-security areas, and the use of scrambler can help maintain the security and confidentiality of military operations.

The mobile phone jamming are devices that can block mobile phone signals, making it difficult or impossible to receive or make calls. The specific parameters of cell phone signal blocker device include power output, frequency bands, and range. The applicable scenarios of cell phone blocker include prisons and military facilities.

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