cell signal Jammers For sale

Complimentary Shipping

14-Day Return & Refund Policy

Safe & Secure Payment

24/7 Customer Support

Shop our best signal Jammers and Blockers

Our newest deals for you

Powerful military Jamming device
High Power Jammers

Long-range high-power cell signal Jamming Devices can blocking signals within 1-2 km. Ideal for military, government, and security areas. Whether need 360-degree coverage with omnidirectional antennas or focused, long-distance jamming with directional antennas, these jammers provide reliable interference solutions for various environments.

>
Remote Control Car keys signal blockers
Remote Control Jammers

Remote control signal jammers block signals on 315MHz, 433MHz, 868MHz, and more, disrupting Car Locks, drones, RC cars, boats, alarms, and wireless sensors, preventing signal cloning and unauthorized access.

>
wireless spy camera jammers
Wireless spy camera Jammers

Hidden Camera Blockers effectively block wireless video transmissions, ensuring privacy by preventing covert surveillance and hidden camera recording. These devices are especially useful for business meetings and personal security, protecting against unwanted monitoring and blackmail attempts. Since most spy devices operate on the 2.4GHz frequency (Some are 5GHz frequency), jamming this band can completely disrupt wireless listening and recording equipment, providing a secure environment.

>
UHF VHF LoJack FM XM radio jammers
UHF VHF LoJack Jammers

UHF/VHF RF jammers block low and high-frequency radio signals, including walkie-talkie channels, LoJack tracking systems, and CCTV cameras. Available in portable and desktop (Fixed) models, they also disrupt RFID microchips and NFC technologies, providing effective security solutions.

>

Mobile Cell Jammers and cellular network Blockers

Initially, mobile phones were primarily used for communication. Over time, they evolved to include various functions, often becoming tools for surveillance. With a smartphone, one can record conversations, capture photos secretly, record videos, and even stream content online. For students, phones serve as a valuable resource for accessing information and assisting with exam preparations. Yet, with the increased risk of data leaks, these advantages can also pose serious security threats. To ensure confidentiality during meetings, prevent eavesdropping, and protect against hidden surveillance, a cell phone jammer is an invaluable tool.

"The first mobile phone jammer was created in 2001, thanks to King Abdullah II of Jordan. Disturbed by the constant noise of phone calls during prayer in churches, he asked engineers at Image Sensing Systems to create a device that would block cellular signals. This led to the development of the first GSM Network jammer."

However, in certain situations, creating a "quiet zone" without mobile communication and internet access is essential—such as during exams to prevent cheating, or in business negotiations to safeguard against espionage. This is where a signal Jammer or cell phone Jammer, becomes crucial. These devices effectively block communication signals, offering a solution for many sensitive situations.

How Does a Cell phone signal Jammer Work?

The essence of the jammer is that it creates interference at a selected frequency. This is not a weakening of the signal, but a strong white noise that prevents devices within a certain radius from receiving or transmitting data.The concept is similar to how loud, surrounding noise from machinery or traffic can block a conversation between two people.

Components of a Communication Internet Blocker?

  • Generator: This creates electromagnetic waves at the desired frequency, determined by the voltage supplied to the device
  • Tuning Circuit: Allows for precise control over the intensity (power) and frequency of the waves being emitted
  • Interference Source: Typically built into the circuit to generate
  • Amplifier: This component boosts the generated signal to the required strength for effective jamming
  • Transmitter/Antenna: The transmitter emits the electromagnetic waves into the environment

In some cases, electronic jammers create an electromagnetic barrier, completely blocking the transmission and reception of signals within a specific range.

Mobile network Jammers come in different sizes, depending on their power and range. Compact models can be used in smaller, more personal settings, while larger models, often used in sensitive infrastructure locations, require more space.

The most commonly used jammers can block various signals, including:

2G(GSM CDMA PCS DCS), 3G/UMTS,4G,5G (mobile networks)
Wi-Fi
GPS and GLONASS (satellite navigation)
Bluetooth
UHF VHF LoJack
315Mhz 433Mhz 868Mhz 915Mhz(Remote Control)
FM XM radio frequencies

Relevance of the signal Jamming device:

There is information that is not intended for a wide audience. Secret commercial data, development strategies, new potentially successful business plans - if you have something to say to a narrow circle of people, but are not sure of complete security and the absence of prying "ears", look for a cellular jammer. You can buy blockers:

  • For businessmen and business people for important negotiations;
  • For speakers for seminars, lectures, trainings, to increase the concentration of listeners, ensure silence and not be distracted by extraneous loud sounds of phone ringtones;
  • In theaters, philharmonic societies, in places of cultural events, so as not to remind viewers over and over again to turn off smartphones, etc. In restaurants and cafes there will definitely be live communication between visitors, and not the hum of phone conversations and looks directed at screens;
  • To block commands in remote control systems at weather stations, barriers, gates, roller shutters, etc.;
  • To increase the safety of facilities, because they even jam radio-controlled detonators.

How to Choose the Right Cell Phone Jammer ?

When selecting a cell phone jammer, it's important to consider the differences in models and their price ranges. The primary variations between jammers are their power and coverage range, which can vary from a few meters up to 50 meters. The effective range is significantly influenced by the proximity of a cellular base station, which can reduce the jammer’s effectiveness in certain areas.

Types of Signal Jammers

  • Stationary Jammers: Large, powerful devices for blocking signals in large areas like schools, hospitals, and subways during meetings or events
  • Portable Jammers: Compact, battery-powered jammers for short-range use, often disguised as everyday items, ideal for conferences or exams
  • Case Jammers: Smartphone cases designed to prevent location tracking and ensure privacy

For optimal performance, it’s recommended to test multiple models before making a purchase to ensure the jammer meets your specific needs.

hat to Do if the Jammer’s Range Is Insufficient for Large Areas

If the signal jammer’s range is too limited to cover a large space, the solution is to deploy multiple jamming units. Distributing several modules throughout the area will ensure that cellular communications are effectively blocked across the entire room or facility.