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Cheapest High Quality $300 - $500 WiFi Jammer

Cell Phone Jammers 8 Bands Handheld 2G 3G 4G LOJACK

This device is suitable for classroom, meeting room, library, movie theater and other places where need to keep quiet. Due to its small size and easy to hide, the device is popular with teachers and administrators. As the most popular portable mobile phone jammer, this product has a small size, easy to carry. Can block 8 frequencies, and have a very large jamming range. With a separate frequency control switch, you can select the frequency range that needs to be disturbed as needed. With car charger, can charge the battery in the car

$350.99 $584.48

Mini Hidden 8 Bands Portable Pocket Cell Phone Jammers 2g 3G 4G GPS WIFI Signals

This mini small jammer can be used in conference rooms, conference rooms, museums, art galleries, theaters, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, buses, etc.It needs to be quiet and confidential And information security.

$379.99 $679.99

S8-WG 8 Bands 3G 4GLTE GPS WiFi Cheap Jammer

This is one of the most cost-effective cell phones jammers available. Has a very . It can jamming 3g, 4g, WiFi, GPS and other signal. Hidden output power adjustable switch design, a Good Quality Multi-functional WIFI 2.4G 5G and Cellphone 3G 4G Jammer, Adjustable and Built-in 3 Cooling Fan to support non-stop working

$475.64 $999.14

NZ10 Hidden Antenna Wall-Mounted WIFI Cell Phone Jammer

This is a wall-mountedwifi mobile phone jammer, using ABS shell: waterproof, wear-resistant, heat-resistant, interference distance of 100-200 square meters.

$380.99 $759.63

N8B 4W Portable 8 Bands Cell Phone GPS WiFi Lojack Jammer

This 8 Bands Portable mobile phone frequency jammer,can jamming all types of Android phones, Tablets, Smart Phones, iPhones, Windows phones etc. that use 2G, 3G, 4G, GPS L1-L5, LOJACK, or Remote Control 315Mhz 433MHz and Bluetooth WIFI wireless signals popular in 2019 and in years to come, build-in Ni-Mh battery 4700mAH working 1.5 Hours

$387.99 $741.66

Desktop 8 Bands Signal Cell Phone Jammers GSM CDMA LTE GPS WiFi

This desktop 3G 4G cell phone signal blocker device has a very good heat dissipation, with two cooling fans, can work all day long. Use of high hardness black aluminum shell, improve product heat dissipation. On both sides of the inlet, the outlet symmetrical layout of the formation of convection, two silent fans will heat out to ensure that the host work stable

$460.89 $692.52

Mobile Phone Signal Jammers 6 Bands Handheld 2G 3G 4G

This cellular signal blocker has a very convenient single frequency switch. You can choose to open or close a frequency band as needed. With good heat dissipation system, it can work for a long time. Can block the main mobile phone band and WIFI and GPS signals

$398.92 $623.06

Handheld Phone Signal Jammer 2G 3G WiFi Jamming 5 Bands

This 5 bands best mobile phone signal jammer has a very portable design, and it is very convenient to remove the antenna. There are separate frequency switches that can be turned on or off as needed. Effective prevention by GPS satellite positioning tracking, to protect your whereabouts of privacy and confidential information

$339.88 $677.53

6 Bands All Cell Phone Signal UHF VHF Jammer Desktop

This all cell phone signal 6 bands portable cell phone signal blocker device can jam 2G, 3G, 4G, uhf, vhf signal in 40 meters, effectively protect your personal privacy and information security

$459.48 $683.83

5 Bands Cell Phone Signal Jammer 2G 3G 4G GPS WIFI Bluetooth

Unique cooling vents and dual fan design, protection for a long time continuous and stable work. Built-in industrial-gradeswitch power supply, to ensure the stability of the signal, accuracy. Electromagnetic field strength is much lower than the national standard, the human body without any impact

$385.88 $656.16

$300 - $500 WiFi Jammer make cheating impossible

It is generally necessary to use a WiFi jammer in a quiet place. I will be using this device in college. Block phone signals. Students will not be able to focus on their smartphones. Someone cheated on the phone during an exam. The problem of cheating using mobile phones has become serious. You can send messages over the phone. The issue of WiFi Jammer is also a hot topic. Smartphones that make them unusable in certain areas have raised concerns. It is a device that emits radio waves and interferes with communications.

Some smartphones bring great convenience. popular with many young people. Probably not so good. Your vision may be impaired. To avoid this, maintain a healthy lifestyle. Some people use WiFi jammers. Some devices use different frequencies. Learn about the advantages and disadvantages of this feature. Keep the phone wifi signal jammer turned on. You can stay away from phone noise. You can adjust the frequency of the interference wave.