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Cell phone Signal WiFi GPS Drone High Power

What is the difference between the signal jammer in the examination room and the...

Dojammer 2022-05-07

High Power Portable blocker

The biggest difference between the mobile phone signal jammers used by public security agencies, especially prisons, and the test room jammers is that they have...

cell phone jammer

How to know the shielding range of indoor mobile phone signal jammer?

Dojammer 2022-04-27

6 Bands Signal Jammer

The signal jammer scans the low-end frequency of the channel to the high-end at a certain speed during the operation. This scanning speed can cause garbled...

cell phone jammer

What is the purpose of installing a mobile phone signal jammer in the ATM automatic...

Dojammer 2022-04-27

10 channels Signal Jammer

What is going on? Is it necessary to block mobile phone signals in the area of ​​ATM automatic deposit and cash machine?

cell phone jammer

The mobile phone frequencies and which frequencies are used in Germany

Dojammer 2022-04-13

mobile phone signal blocker

T-Mobile Germany, Vodafone D2, O2 Germany and E-Plus Mobifunk. All of them use GSM, 3G and 4G frequency bands to provide German people...

cell phone jammer

Debate on cell phone jammers should be legalized or not?

Dojammer 2022-04-13

12 Bands Powerful Jammer

Legalizing cell phone jammers will simply open up the ability for private businesses to decide if they want people to be able to use their phones when visiting...

cell phone jammer

Handy jammers vary in different countries

Dojammer 2022-04-13

12 Bands Signal Jammer

Japan allows jammers to be installed in public places such as theaters and concert halls as long as they have a government-issued license.

cell phone jammer

Jammer Track Phone Refuses To Talk About Sensitive Information

Dojammer 2022-03-25

12 Bands Signal Jammer

According to leaked information from Snowden, a former CIA employee, the CIA has used the national security banner to urge Apple and Google to provide...

cell phone jammer

Jammer Roger Willemsen Draws Attention

Dojammer 2022-03-25

Super High Power phone Signal Jammer

Although they usually seem to be able to play better, this style of play, once used in the wrong place, becomes a real act of death.

cell phone jammer

The application of wireless intercom system sharing working frequency wireless intercom

Dojammer 2022-02-27

3G 4G Cell Phone Jammer

Working frequency and basic parameter storage: First, set the working frequency and other various basic parameters in the working frequency mode.

cell phone jammer

Does the communication base station affect the mobile phone signal screener?

Dojammer 2022-02-27

12 Bands Powerful Jammer

It is a good helper that has been vigorously promoted in the school's large and small examinations and can effectively prevent and prevent cheating.

cell phone jammer

Bluetooth Speaker Jammer Avoids Rushed Orders

Dojammer 2022-02-19

High Power Portable blocker

Now our mobile phone communicates with the base station via the uplink frequency and then transmits the signal to the mobile switching center to realize the call.

cell phone jammer

How should secret-related scientific research sites take security...

Dojammer 2022-02-19

LOJACK 3G 4G Blocker

For electromagnetic leakage and emission, low-leakage computers can be used in places where classified equipment is scattered and with a high degree of...

cell phone jammer

Conference room signal shielding system

Dojammer 2022-02-09

12 Bands Signal Jammer

The mobile phone jammer terminal is an environmentally friendly product, the electromagnetic radiation is lower than the national standard.

cell phone jammer

Cinema Shielding System Solutions

Dojammer 2022-02-09

6 Bands Signal Jammer

During the screening or performance of the theater, the mobile phone suddenly rings to disrupt the order or the scene environment

cell phone jammer

Why do gas stations advocate the installation of cell phone signal jammers?

Dojammer 2022-01-27

6 Bands Signal Jammer

The use of cell phone signal jammers can limit cell phone signals beyond 500M meters from the transmitter. The shielding radius is adjustable...

cell phone jammer

Cell phone signal jammer to rectify hairy children

Dojammer 2022-01-27

12 Bands Signal Jammer

Smartphones are designed to assist children in better learning, rather than indulging in the games inside. Is there anything I can do to help parents?

cell phone jammer

There is a signal jammer during the exam, how can I make my mobile phone have...

Dojammer 2022-01-27

3G 4G Blocker

There are monthly exams arranged by the school itself, and there are more important ones like some high school entrance exams.

cell phone jammer

Video games plague family education, and e-sports training is "the antidote?"

Dojammer 2022-01-27

3G 4G 5G Blocker

In the face of mobile phone signal jammers, we have to look at them rationally and scientifically. The working principle of the cell phone signal blocker...

cell phone jammer

Building mobile radio jammers depends on the receiving power of the pick-up station

Dojammer 2022-01-21

5G cell phone signal Jammer

The interference power of Cellular Jammer is fixed, and the shielding radius of the unblocked space is determined by the path attenuation and the signal...

cell phone jammer

Four-point method to determine the shielding range of mobile phone...

Dojammer 2022-01-14

3G 4G 5G Blocker

we often need to install it according to the corresponding shielding range and surrounding environment,so how to judge the shielding range of...

cell phone jammer

Announcement on the use of mobile phone signal shielding devices

Dojammer 2022-01-14

High Power Portable blocker

According to the unified deployment of the province, the written test of public subjects for civil servants in Jiangsu Province in 2021 will be held on December 20.

cell phone jammer

How to purchase mobile phone signal jammer equipment and matters needing...

Dojammer 2022-01-05

5G cell phone signal Jammer

It is better to bring the mobile phone into the shielded area after approval during the investigation. Perform the verification of the shielding effect.

cell phone jammer

Please use cell phone signal jammer with caution!

Dojammer 2022-01-05

12 Bands Signal Jammer

Under normal circumstances, for general exams and small meetings, choosing a mobile phone jammer with a 2W-10W transmit power can achieve good results.

cell phone jammer

Cell Phone Jammer Tricks Improves Grades

Dojammer 2021-12-30

high power jammer

As mentioned earlier, cell phone jammer trickery has a wide range of uses, and it is often found in schools and used in daily class or large exams.

cell phone jammer

The Hospital's Cell Phone Jammer's Latest Shielding Devices

Dojammer 2021-12-30

Hospital jammer

When shopping for cell phone jammers hospital through some channels, you need to really understand their market reputation and properly see the reviews...

cell phone jammer

What is the use of 5G signals?

Dojammer 2021-12-07

5G Jammer

The transmission speed of the 5G network will ensure that self-driving cars can respond instantly to commands such as braking.

cell phone jammer

The solution of installing mobile phone signal jammer in base station within 100...

Dojammer 2021-12-01

Powerful Jammer

The effect of using a conventional cell phone signal jammer on the site was very unsatisfactory. Is there any good solution for the signal jammer project?

cell phone jammer

The distance between the base station is too close and the shielding distance of the...

Dojammer 2021-12-01

cell phone 3G 4G Blocker

Choose a cell phone signal jammer for testing and bring it to your home or other different units for on-site testing. You will see that under...

cell phone jammer

Outdoor High Power Mobile Signal Jammer

Dojammer 2021-11-22

High Power signal jammer

Mobile Signal Jammer transmits high-power radio signals to cut off communications between mobile and cellular base stations.It does not interfere with any...

cell phone jammer

Different countries choose the frequency of Cell Phone Jammers is not the same

Dojammer 2021-11-18

cell phone signal jammer

First of all, this high power adjustable 8 antenna signal blocker is really suitable for people who live in EU countries and need versatile high power signal blocker.

cell phone jammer

How far can 5G base station signals be transmitted?

Dojammer 2021-11-09

5G phone signal jammer

The so-called capacity is how many base stations are needed to serve an area and satisfy everyone's Internet needs. Since the capacity of each base station...

cell phone jammer

Can the mobile phone signal jammer interfere with the base station's signal?

Dojammer 2021-11-09

signal blocker

Since the advent of cell phone signal jammers, they have been trusted by examination rooms, schools, prisons, and other institutions.

cell phone jammer

Video games trouble family education

Dojammer 2021-11-09

phone signal jamming equipment

The working principle of the mobile phone signal jammer is to send out a specific signal to awaken or interfere with the signal between the mobile phone...

cell phone jammer

Four mistakes you should never make with your mobile phone!

Dojammer 2021-11-09

phone signaling jammer equipment

In fact, accidents involving mobile phones exploding and spontaneously ignited every now and then. At this moment, I feel that what I am holding...

cell phone jammer

Where do you need to use a cell phone signal jammer in real life?

Dojammer 2021-11-05

phone signaling jammer equipment

Mobile phone signal jammer is also known as: jammer, mobile phone jammer, signal jammer, mobile phone signal jammer,mobile phone signal blocker

cell phone jammer

Please use cell phone signal jammer with caution!

Dojammer 2021-11-05

phone jammer equipment

The principle of the cell phone signal jammer is to use broadband to transmit interference signals to interfere with the mobile phone's uplink signal to achieve...

cell phone jammer

Installation steps of mobile phone signal shielding instrument

Dojammer 2021-11-05

wifi jammer equipment

Cell phone signal jammer is more and more widely used. The styles on the market are similar. Many people don't know the installation steps.

cell phone jammer

The installation of "mobile phone signal jammer" is a manifestation of being...

Dojammer 2021-11-05

classroom jammers

At present, many schools have installed "cell phone signal jammer". In this regard, netizens have different attitudes. Some netizens are worried about...

cell phone jammer

Every library should have a cell phone jammer

Dojammer 2021-10-08

classroom

Many customers have complained about this. What can he do? He asked me what should I do? In this case, I told him he needed a cell phone jammer.

cell phone jammer

Use high-power 4G jammers to achieve high power gain indoors

Dojammer 2021-08-09

high power blocker

With high power, of course, this 4G Wimax mobile phone signal jammer is designed with a good heat dissipation system, which can easily achieve the goal..

cell phone jammer

High-power multi-purpose signal jammers bring better conditions for people

Dojammer 2021-08-09

wifi blocker

This high-power 315MHz 433MHz LoJack 3G mobile phone signal jammer has a shielding range of up to 40 meters. It is powerful and can meet the needs of..

cell phone jammer

The interference range of the jammer is limited by the environment

Dojammer 2021-06-26

desktop Wimax VHF UHF WiFi GPS Jammer

Observe the interference distance, you will also be attracted to this high power 3G 4G desktop Wimax VHF UHF WiFi GPS Jammer, because depending on..

cell phone jammer

What type of jammer does the office need?

Dojammer 2021-05-31

phone jammer

Why do I have to install a cell phone jammer in the office? If the ringing of the phone interrupts the speaker's thoughts during an important meeting..

cell phone jammer

Use the mobile phone jammer as a security tool

Dojammer 2021-05-23

phone

In addition to this 4G mobile phone signal jammer, there is also a car charger designed so that when people are driving, they can also use..

cell phone jammer

Multi-frequency test signal jammer equipment effect

Dojammer 2021-05-23

Multi-frequency

Using multiple mobile phones with multiple frequency ranges to test the shielding effect of cell phone jammer in the field is a convenient..

cell phone jammer

How the exiled mafia boss became the center of Turkish politics

Dojammer 2021-05-21

5 bands cell phone jammer

Saying that the Ministry of the Interior gave Peikko a portable cell phone jammer to prevent security and intelligence officials from answering his calls.

cell phone jammer

The mobile phone signal jammer manufacturer teaches you which jammer..

Dojammer 2021-05-17

wifi jammer

It must be ensured that the signal field strength of the jammer should be much greater than the field strength of the mobile signal BCH in the interference area.

cell phone jammer

Multi-faceted selection of mobile phone signal jammers

Dojammer 2021-05-12

jammer for sale

The first thing you need to do with the sale of jammers is to indicate the site you need to shield and the size of the area.

cell phone jammer

Can mobile phone signal jammers only shield 4G signals?

Dojammer 2021-05-02

4G signal jammer

People who don't understand this industry are likely to be fooled. Eight antennas must be used for the jammers in the examination room to shield 4G data signals.

cell phone jammer

Mobile phone jammer for school

Dojammer 2021-05-02

classroom

A teacher named Dean Liptak works in Fivay High Scholl, Florida. Because he used a cell phone jammer to block cell phone signals in class.

cell phone jammer