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Cell Phone Signal Jammer DIY For 3G 4G 5G

Mobile phones are now widely used, common mobile frequencies include GSM, CDMA, DCS , PCS, 3G, 4G. Mobile communication frequencies allow people to communicate with each other easily. But it also brings a series of problems, such as mobile phone harassment, mobile phone ringtones and mobile phone security problems, are everywhere. In this case, 4G LTE jammers can help solve many problems.

Some one can eavesdrop your conversations by intercepting your phone signal blocker.And they can also track you through signal tower triangulation. This classification of jammers is powerful that jamming GSM 3G 4G frequency, also jamming GPS or WiFi. We provide many jammers, the multiple frequency portable jammer adjustable designed more popular.If you need to protect your location privacy or anti tracking, you can buy the devices against tracking from GPS jammer category.

multifunctional gps wifi lojack jammer

Portable cell phone GPS LoJack Tracking Blocker 2G 3G 4G WiFi Jammer

This portable signal jammer device jamming multiple signals such as GSM/3G/4G LTE,WiFi,GPS/LoJack tracking signal. Handheld wireless jammer disturbance radius up 30 meters.

$330.69$735.69
5g handheld cell phone signal jammer

The Latest Handheld 16 Bands Cell Phone Jammer 5G 4G Wi-Fi5G RF Signal Blocker

The latest all-in-one design wireless signal Jammer with nylon cover for portable, 16 bands jamming all types of Android phones, Tablets, Smart Phones, iPhones, Win phones etc.16 watt high output power, Jamming range 2 to 25 meters.Good cooling system with 3 cooling fans inside and bigger hot sink, Nylon cover for handheld .

$815.99$1299.99
5g jammer block cell phone gps signal

The Latest Handheld 18 Bands 5G Cellphone Jammer Blocking 2G 3G 4G Wi-Fi GPS UHF VHF Signal

The world first 18 bands portable jammer with 16 antennas designed for blocking all cell phone 5G 4G 3G 2G LOJACK GPS Wi-Fi RF signals.Good cooling system with 3 cooling fans inside and bigger hot sink, Nylon cover for handheld With DIP switch, can turn on/off any signal band without affect other bands.

$799.99$1289.99
GPS Wireless video phone signal jammer

Portable Mobile Phone GSM 3G 4G GPS WIFI Wireless Video Jammers

5 antennas signal jammer is the most popular portable small jammer. It blocks almost all phone frequencies. It jamming bluetooth, WIFI, GPS and wireless video signals.Jamming radius up 20m.Handheld cell phone jammer  jamming GSM 3G 4G WIFI bluetooth GPS(L1 - L5) and wireless video. Jamming radius up to 20 meters,it's one of the most powerful portable jammer in the jammer store.

$339.89$679.89
22 antennas cell phone jamming device

22 Antennas Desktop Wireless Signal Jammer For Full Bands 5G Blocker

This is the latest designed cell phone jammer with 22 Antennas all-in-one for mobile phone 5GLTE GSM 3G 4GLTE signals which bring us a strong jamming ability.Output Power 42Watt With Infrared Remote Control Turn ON /OFF Power.Built-in good cooling system inside, Working non-stopped.

$799.99$1299.99
portable powerful phone blocker

New 8 Bands Handheld Cell Phone WiFi 2.4G 5.8G Jammers

Portable 2G 3G 4G signal jammer can also interfere with wifi 2.4G/5.8G, GPS/lojack band, with a interference radius of about 20 meters.

$563.29$963.99
16 antennas cell phone jamming device

110W Cell Phone Signal Jammer 16 Antennas 5G/4G/3G/2G WIFI GPS LOJACK LORA UHF VHF Blocker

The latest design all-in-one powerful cell phone jammer is designed with 16 antennas which can also block 5G 5G WIFI GPS UHF/VHF signals.And with Adjustable 110 watts, the jamming radius of this device can be up to 80 meters at most.2-5meters with Infrared Remote Control Turn ON /OFF Power.

$1299.99$1799.99
16 bands handlheld jammer block all signals

Handheld 16 Bands Cell Phone Jammer With Nylon Cover

The latest handheld design 16 bands all-in-one frequencies blocking all cell phone 5G 4G 3G.Blocking 5G 4G Wi-Fi5G RF Signal Jammer,16Watt Jamming up to 25m.The latest Good cooling system with 3 cooling fans inside and bigger hot sink, Nylon cover for handheld.

$799.99$1299.99
handheld cell phone jamming device blocker

Handheld 16 Bands Cell Phone Jammer Hidden Antenna 4G Blocker

The latest all-in-one design portable 5g signal Jammer, 16 bands jamming all kinds of Android phones, Tablets, Smart Phones, iPhones, Win phones and so on.With built-in bigger battery, can work more than (2.0+ hours) 120 minutes, Easily repeated charging.With DIP switch, can turn on/off any signal band without affect other bands.

$779.99$1279.89
mini cell phone signal jammer blocker

Mini Hidden 8 Antennas Pocket Cell Phone Jammer 4G Blocker

The latest mini hidden 8 antennas cell phone jammer in 2020 Year, block all types of Android phones, Tablets, Smart Phones, iPhones, Windows phones etc.Could be used in car directly with USB charge cable.Pocket design look like the mobile phone power bank, build-in Ni-Mh battery 2000mAH working more 2 Hours.

$379.99$579.99
mobile signal jamming device

Desktop 8 Antennas Mobile phone Signal Jammer 3G 4G GPS Blocker

The Latest cell phone jammer with 8 Antennas adjustable 3G 4G Phone signal Blocker with 2.4G GPS.The maximum interference radius is 40 meters.With car storage battery charger DC12V can be used in car.Can adjust or turn off any single band without influencing the other bands operation.

$625.99$924.99
portable jammer block cell phone signal

Portable Handheld Cell Phone Jammer Block Signals

8 Antennas Portable Cell Phone Jammer,jamming all types of Android phones, Tablets, Smart Phones, iPhones, Windows phones etc.With DIP switch, separate switch for each band, accompanied with a working LED light.It can be applied at meeting rooms, conference rooms, museums and other large places.

$388.99$689.99
signal jammer blocker for all bands

Portable Cell Phone Jammer With Bigger Battery 2G/3G/4G Blocker

Plus 8 antennas portable signal Jammer can block 2g/3G/4G and GPS WIFI Signals.High efficiency aluminum alloy radiator, Build-in 1 cooling fan.Jamming all types of Android phones, Tablets, Smart Phones, iPhones, Windows phones etc.8 Bands 5.6W with Ni-Mh battery 8000Mah, Working 2.5 Hours Support use while battery charging.

$625.99$1121.89
6 bands phone gsm 3g 4g jammer

Handheld GPS WIFI GSM 3G 4G LTE Mobile Phone Frequency Jammer

Portable mobile signal jammer block GSM 3G 4G GPS WiFI.Handheld design convenient for your outdoor jamming.The maximum jamming radius up 20 meters. It perhaps the most popular mobile jamming device in the world.

$419.99$729.99
desktop cell phone 5g jammers

Newest desktop powerful GSM 3G 4G 5G phone frequency jammer

This is the first 5G signal jammer in all signal jammer stores. The signal jamming frequency includes GSM CDMA 3G 4G WIFI with an interference radius of up to 40 meters.

$739.43$1189.43
10 antennas mobile jammer blocker

10 Antennas Portable Mobile Phone Signal Jammer LOJACK GPS Wi-Fi Blocker

The latest all-in-one design 10 antennas plus wireless cell phone jammer, 10 bands jamming all types of Android phones, Tablets, Smart Phones, iPhones, Win phones etc.High efficiency aluminum alloy radiator, Build-in cooling fan.7watt high output power and high gain antennas, jamming range 2 to 20 meters.

$630.92$1130.92
adjustable wifi signal jamming device

WiFi Signal Jammer 3G 4G Phone signal Blocker With 5GHz Spectrum

The first ever 8 antennas cell phone jammer with the ability to jam more advanced wifi frequencies working on 5GHz spectrum.It also is a good quality multi-functional Wifi 2.4G 5G and cell phone 3G 4G jammer.High efficiency aluminum alloy radiator, Build-in 3 cooling fan.8 chancel design, Customized for special frequency band.

$563.29$965.99
desktop high power phone jammers

8 Bands Adjustable 4G 3G 2G GPS WiFi Signal Jammers

The latest powerful desktop signal jamming device is equipped with 8 antennas that can interfere with 4G, 3G, 2G, WiFi and GPS frequencies with a maximum effective jamming radius of 40 meters.

$475.64$790.99
cell phone signal jamming device blocker

80W Cell Phone Jammer For WIFI 5G GPS LOJACK UHF VHF Signals

The world first all-in-one powerful cellphone WIFI GPS UHF/VHF signal jammer is designed with 16 antennas which bring us a strong jamming ability.Can adjust or turn off any single band without influencing the other bands operation.Built-in good cooling system inside 7 fans, Working non-stopped.

$1299.99$2199.99
handheld GSM 3G phone blocker online

Portable Mobile GSM 3G Phone Jammer Blocking WIFI GPS Frequency

The handheld signal blocker can jam GSM GPS 3G signal at the same time. Car charger provide for you convenient use anywhere in the vehicle.Up 15 meters radius is enough to keep your privacy safe.

$265.14$575.14

Cell phone jammers importance in life

As the threat to security personnel targeted by smart electronic devices grows, mobile phones and radio signals explode, jamming the purchase of equipment becomes important. Cell phone signal jammer are used situations that we need to be quiet or solemn like court, church,meeting room,school examination room. Schools can be installed using cell phone jammer diy to stop the practice. 

Features of common 4g cell phone jammer

- Portability has become the most important feature for the convenience of use anywhere.

- The antenna design may shield more frequency ranges.

- All types of cellular signals are prohibited: CDMA/GSM, 3G, 4G, DCS/PHS.

- The interference radius is wide, and some interference devices even have adjustable function.

 

The smartphone seriously affected their life balance, affects health, also affects their work productivity. In some units, the boss installed a mobile jammer in the office to keep their phones from working properly,so that increases productivity.The mobile phone jammers are widely used in the office area.

Cellular phone signal jammer is an electronic interference device that blocks the transmission of signals between cellular phone and base station. By producing the same frequency as a mobile phone, the mobile phone signal jammer can strongly interfere with the communication between the caller and the receiver. It effectively blocks the transmission of signals from UMTS, 3G, CDMA, GSM and PHS networks. Thanks to the popularity of 4G signals, new interference devices can also block 4G and 4G LTE signals. The ability to block 4G signals is now one of the criteria for determining whether a scrambler device can be used for a variety of applications.

If you see a lot of people who don't have a sense of public civilization, I think you can buy the 8 Bands GSM 3G 4G Jammer GPS WiFi LoJack Blocker to stop  their behavior.The portable WiFi jammers that can interfere with eight frequencies at once. Not only shielded the GSM 3G 4G 4G LTE, also jamming GPS/LoJack and WiFi. Before buying this powerful jammer, you need to learn more about it.


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Popular Searches

Cell phone jammer block all communication between phones by cutting off their radio transmissions and preventing them from connecting to the Internet. Simply turn it on, it will immediately start blocking the types of CDMA, GSM, DCS, and 3G 4G signals. All nearby phones will show "no service" and you can perform demonstrations, meetings, or other important activities without being interrupted by the sound of a bell or vibrator. When the scrambler is turned off, all phones will automatically restore their network connections.

Why do gas stations need cell phone jammer?

When the phone's battery starts up and the bell rings, a satisfying energy spark that causes a slight spark may cause a fire. Gas stations have a clear ban on cell phones, and petrol stations have a clear ban on phone calls. Gas station equipment is controlled by computer, mobile phone signal affects the normal operation of equipment, causes the banning of measurement, more important is that mobile phone in the process of call can present a spark, vulnerable to fire, gas station blasting. Installing cellphone interceptors at gas stations could prevent some tragedies. Therefore, it is not only prohibited to use mobile phones in the station, but also best not to use mobile phones within two or three meters around the gas station.