GSM jammer
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Scrambler
LOJACK RC433 315 868 16-band hidden antenna 5G cell phone jammer 4G WiFi RF GPS
739,99€ – 779,99€1. Interference in 16 frequency bands, including 2G, 3G, 4G, 5G, Wi-Fi (2.4G/5G), GPS (L1-L5), LOJACK, UHF/VHF walkie-talkies and RF signals (315/433 (/868 MHz).
2. With a total output power of 12 watts, it can effectively shield signals within a range of 2 to 20 meters, depending on signal strength.
3. Concealed antenna design: equipped with two sets of antennas of different lengths, one set is a concealed antenna and the other is a reinforced antenna.
4. Equipped with a DIP switch, users can easily change frequency bands without affecting other bands; a clear LCD display shows battery charge status in real time.
5. Built-in high-capacity 7.4 V/12,000 mAh battery with a runtime of over 2 hours. Also compatible with car chargers and 12 V DC/AC power supplies, suitable for use in multiple scenarios. -
Scrambler
WIFI GSM 3G GPS Bluetooth frequency jammer with 5 antennas
Original price was: 399,00€.189,99€Current price is: 189,99€.WIFI Bluetooth GPS GSM 3G jammer 5 antennas
1. Handles interference from 2G, 3G, WiFi (2.4 GHz) and GPS (L1-L5) signals, and interferes with several communication frequencies.
2. Independent frequency band switch: each frequency band is equipped with an independent frequency band switch, which can selectively interfere with specific signal bands as required.
3. It's small in size and weighs just 500 grams, making it easy to carry and suitable for use by teachers, drivers and others.
4. Equipped with built-in battery, supports long-term use; wide operating temperature range (-20 ℃ to + 55 ℃).
5. Customized compatibility: this can be customized to the frequency bands of different countries/regions to ensure correspondence with the local signal environment. -
Scrambler
WIFI GPS 4G 3G DCS GSM 16-band jammer desktop model
Original price was: 1.999,00€.1.069,99€Current price is: 1.069,99€.16-band desktop GPS GSM WIFI DCS 4G 3G jammer
1. Interference in 16 frequency bands, including GSM, DCS, 3G, 4G, WiFi, GPS (L1-L5), VHF, UHF and special frequency bands (315 MHz, 433 MHz, 868 MHz), covering a wide range of frequencies to meet the needs of different scenarios (interference The frequency band of the device's interference signal can be customized).
2. Total output power is 35 W, which can effectively interfere with signals within a 70-meter radius (depending on local signal strength) and is suitable for spacious environments such as classrooms, auditoriums, libraries, cinemas and offices.
3. Each frequency band has an independent modular design, and the output power of each frequency band can be adjusted to ensure flexible adaptation to different usage requirements.
4. Equipped with an overtemperature protection function and an operating status indicator to ensure that the equipment can operate stably in the temperature range from -10°C to +55°C.
5. The unit measures 470 x 420 x 115 mm and weighs 7.0 kg, suitable as a high-performance desktop jammer. -
GPS jammer
WIFI GPS jammer 315 433 868 MHz 2G 3G 4G LOJACK with 8 antennas
Original price was: 1.099,00€.489,99€Current price is: 489,99€.WIFI jammer 315 433 868 MHz 2G 3G 4G GPS LOJACK
1. Interference in 8 frequency bands: Equipped with 8 antennas, it can interfere with 2G, 3G, 4G, LoJack, GPS, Wi-Fi and other signals, with a total output power of 5.6 W and an interference radius of up to 45 meters.
2. Efficient battery life and portable design: built-in 8000 mAh battery supports long-term operation and can run continuously for 2.5 hours when fully charged; compatible with car charger charging.
3. Independent frequency band control: equipped with a DIP switch, each frequency band can be activated or deactivated separately, and with an LED indicator, operation is intuitive and convenient.
4. The integrated fan and enlarged radiator ensure that the unit's operating temperature is below 55 ℃, considerably extending the unit's service life.
5. Provide a car charger and AC adapter to meet different usage needs. -
GPS jammer
High-power 18 W 5G 4G 3G WIFI GPS VHF UHF office jammer with 8 antennas
Original price was: 1.399,00€.679,99€Current price is: 679,99€.High-power desktop jammer 18 W 5G 4G 3G WIFI GPS VHF UHF
1. Multi-band interference: supports interference from multiple signal frequency bands such as 2G, 3G, 4G, 5G, WiFi, GPS, VHF, UHF, etc., and is particularly suited to interfering with the latest 5.8G signals.
2. Powerful interference capability: high output power of 18 W, interference range of up to 40 meters, long interference distance and high efficiency.
3. Flexible frequency band control: supports the activation or deactivation of specific frequency bands separately without affecting the use of other frequency bands.
4. Efficient cooling system: integrated heat dissipation system, suitable for long-term continuous operation with stable performance.
5. Robust and durable: the equipment is designed to be robust and supports a wide operating temperature range from -10°C to 50°C and a humidity adaptability range from 5% to 80%.
6. Economical and efficient: with full, powerful performance at high cost, it's an ideal choice for interfering multiband signals.
7. Practical operation: small-desk design, easy to install and use, suitable for a variety of scenarios. -
GPS jammer
Office WiFi cell phone jammer to prevent GPS tracking
Original price was: 999,99€.459,99€Current price is: 459,99€.6 Band Desktop WiFi GPS Mobile Phone Jammer
1. Multi-function signal interference: handles interference from several frequency bands (such as CDMA, GSM, 3G/4G, VHF, UHF), suitable for a variety of environments (schools, examination rooms, offices, etc.).
2. Efficient cooling system: 6 integrated cooling fans ensure stable long-term operation.
3. Stable power supply support: supports AC 220 V and DC 12 V power supplies to ensure stable, reliable equipment operation.
4. Robust design: the device is medium-sized (140 mm x 51 mm x 305 mm) and weighs 2,500 grams, making it suitable for office use and highly durable.
5. Adapts to harsh environments: can operate normally in a temperature range of -10℃ to +50℃ and a humidity range of 5% to 80%. -
GSM jammer
Office jammer GSM 3G 4G WIFI GPS 5 bands
Original price was: 599,00€.299,99€Current price is: 299,99€.Office jammer WIFI GPS GSM 3G 4G 5 bands
1. Interfaces with 5 frequency bands, including mobile signals 2G, 3G, 4G, Wi-Fi, Bluetooth, GPS (L1-L5) and other frequencies.
2. Portable design: small size and light weight (2900 g), easy to carry and use, suitable for a variety of scenarios.
3. The unique heat dissipation holes and dual-fan design ensure continuous, stable long-term operation.
4. Built-in industrial-grade high-power power supply for interference stability.
5. Safety and environmental protection: electromagnetic field strength is below the national standard, safe and reliable.
6. The interference radius is up to 30 meters, meeting the need for signal interference in small and medium ranges. (Actual interference distance is affected by environmental signal strength). -
GPS jammer
8-antenna GSM 4G GPS WIFI portable jammer
Original price was: 599,99€.269,99€Current price is: 269,99€.4G GPS WIFI GSM portable jammer with 8 antennas
1. 8-band signal interference: it can interfere with 2G, 3G, 4G, GPS (L1/L2+L5), WiFi 2.4G, Bluetooth, LoJack and other signals, and interfere with a wide range of frequencies.
2. The interference radius can reach up to 40 meters, making it suitable for a variety of scenarios, such as conference rooms, classrooms, cinemas and other environments requiring silence or signal interference.
3. Portable design and multiple powering methods: built-in 4700 mAh rechargeable battery, supports continuous use for 1.5 hours and also supports powering from an outlet and car charger. Can be used while charging, suitable for both indoor and outdoor scenes.
4. Equipped with cooling fans and large internal heat sinks, the equipment can operate stably for long periods and guarantee reliable performance.
5. The size is just 132 mm × 80 mm × 41 mm and the weight is 800 g, making it easy to carry and use.
6. Each frequency band is equipped with an independent DIP switch and LED indicator, enabling users to quickly set the signal interference frequency band and check the device status. -
GSM jammer
10-channel GPS WIFI 2G 3G 4G cell phone signal jammer
Original price was: 699,99€.339,99€Current price is: 339,99€.Cell phone signal jammer GPS WIFI 2G 3G 4G
1. Multiband interference and precise interference: supports 10 independent channels, interferes with several frequency bands (such as WIFI 5.1/5.8 GHz, 3.5 GHz, 2500-2700 MHz, etc.), interferes effectively with domestic and foreign cell phone signals, and the interference range is 1 to 20 meters (depending on ambient signal strength).
2. It can selectively interfere with cell phone signals (each frequency band has an independent on/off button) without affecting the normal operation of surrounding base stations, guaranteeing both environmental protection and high efficiency.
3. Suitable for small areas such as vehicles and offices, its small size (247 × 80 × 220 mm) and weight of just 1.3 kg make it easy to move and install.
4. Safe built-in battery and long battery life: equipped with a rechargeable battery, it can be used continuously for up to 2 hours; it supports built-in battery protection, constant-current and constant-voltage charging, and features overcurrent and overheating protection.
5. Durable and energy-efficient: power consumption is just 48 W, supports multiple power inputs (AC110~220-DC15V/3A) and is designed to be durable, energy-efficient and environmentally friendly. -
WiFi jammer
WiFi scrambler for VHF UHF 5G cell phones with 10 antennas
Original price was: 799,99€.369,99€Current price is: 369,99€.WiFi jammer for 5G cell phones with 10 antennas
1. Interference with 10 frequency bands: including CDMA, GSM, DCS, 2G, 3G, 4G, 5G, WiFi, GPS and other frequency bands.
2. Provides an interference range of 1 to 20 meters depending on signal strength.
3. The aluminum case has undergone an advanced secondary oxidation treatment and is equipped with a cooling fan to ensure efficient heat dissipation and stable long-term operation of the equipment.
4. Independent frequency band control: each frequency band is equipped with a separate switch control, which can open or close a specific signal frequency band according to customer requirements.
5. The device is lightweight, supports charging in the car and at home, has a built-in battery life of 2-3 hours, and is suitable for use in a variety of scenarios.
6. Equipped with a power indicator and a charge indicator for real-time monitoring of device status.
7. Low energy consumption and environmentally friendly, suitable for stable long-term operation, taking into account both performance and energy-saving effects. -
GPS jammer
5-band portable GSM 3G 4G WIFI GPS jammer
Original price was: 499,99€.239,99€Current price is: 239,99€.5-band GSM 3G 4G WIFI GPS jammer (optional 315 433 868)
1. Multi-band interference capability: supports 5 interference frequency bands, including GSM, 3G, 4G, WiFi (2,4G) and GPS (L1-L5), and can customize interference frequency bands according to customer requirements to meet a variety of needs.
2. Portable design: the device is lightweight (500 grams) and the antenna is detachable, making it easy to carry and use.
3. Independent frequency switch: users can activate or deactivate specific frequency bands according to their needs, which is flexible and convenient to use.
4. Strong interference range: interference radius up to 30 meters (actual interference distance is affected by environmental signal strength), effectively interfering with surrounding signals.
5. Built-in battery power: no external power supply required, suitable for use in a variety of environments.
6. Privacy protection: effectively interferes with GPS location tracking and cell phone signals to protect user privacy and information security. -
Scrambler
Mini GSM GPS jammer power bank design with 4 hidden antennas
Original price was: 289,00€.139,99€Current price is: 139,99€.Mini GSM GPS jammer power bank design
1. Supports interference from GPS/GLONASS L1+L2L5, GSM900/1800 or CDMA850/1900 frequencies, and is compatible with several communication protocols.
2. Mini-pocket design: it looks like a cell phone power bank, with a size of just 106x75x23mm and a weight of 100g, making it easy to carry and use concealed.
3. Hidden omnidirectional antenna: equipped with four hidden antennas with an interference range of 1 to 10 meters.
4. Built-in 2000 mAh battery, supports approx. 1.5 hours of continuous work, can be charged via USB 5 V.
5. Suitable for conference rooms, museums, theaters, restaurants, classrooms and other venues requiring information security and a quiet environment.
6. It can be used immediately after powering up and comes with a USB charging cable, making it suitable for use in mobile scenarios such as cars. -
Scrambler
WIFI jammer cell phone 2G 3G 4G 5G multifunctional
339,99€ – 399,99€WIFI jammer cell phone 2G 3G 4G 5G
1. Provides an interference range of 100 to 200 square meters, suitable for indoor/outdoor environments (actual interference distance is affected by ambient signal strength).
2. Use a 50 W high-power system (5 W per channel) to interfere effectively with 2G, 3G, 4G, 5G cell phone and WiFi signals (2.4G/5.1G/5.2G/5.8G).
3. Integrated high-efficiency radiator, fan and convection ventilation design to prevent local overheating and ensure stable, long-term equipment operation.
4. The ABS shell is waterproof, wear- and heat-resistant, adaptable to a variety of environments and adopts a precise voltage stabilization circuit to support stable operation under voltage fluctuations.
5. Use original chips and circuit boards to ensure high efficiency, stability and long life.
6. Easy to install: supports several installation methods (wall or desk mounting), the optimum height is 1.8 to 2.5 meters, and installation is simple and convenient. -
Scrambler
GSM 3G 4G LTE WiFi GPS jammer with 6 antennas
Original price was: 799,00€.369,99€Current price is: 369,99€.WiFi GPS GSM 3G 4G LTE jammer with 6 antennas
1. Concealed antenna design: this portable jammer has the appearance of an old-fashioned cell phone, which is highly camouflaged and easy to use in secret.
2. Multi-band interference capability: supports the simultaneous interference of six frequency bands (GSM, 3G, 4G LTE, WiFi, GPS) and is equipped with an independent frequency band switching control knob for each frequency band, which can flexibly select the frequency interference.
3. High portability: the device is small in size (230 mm × 90 mm × 50 mm) and weighs just 600 grams. It can easily be put in a backpack or attached to the arm, making it easy to carry around.
4. Total output power reaches 5 W and the interference radius is up to 15 meters, making it suitable for signal shielding in a variety of complex environments.
5. equipped with a 3000 mAh battery, suitable for mobile scenarios. -
Scrambler
Cell phone jammer 5G RC 315 433 VHF UHF 12 Antenna Desktop model with remote control Powerful cooling fan
Original price was: 2.399,00€.1.099,99€Current price is: 1.099,99€.12-antenna 5G cell phone jammer with remote control and powerful cooling fan
1. Interferes with 12 different signal frequency bands, each frequency band provides 3 to 10 watts of power, supports full signal interference capabilities and can interfere with 3G, 4G, 5G cell phone signals as well as LOJACK, WiFi and GPS signals.
2. Total output power is up to 90 watts, and the interference radius is 10 to 80 meters (depending on the strength of the environmental signal).
3. Supports multi-band interference, including 4G, 5G, WiFi (2.4G/5.8G), GPS (L1-L5) and other custom bands (interference signal bands can be customized).
4. Six integrated cooling fans ensure that the device operates stably over a long period while maintaining optimum performance.
5. Adjustable output power, separate switching control for each signal frequency band without affecting other frequencies.
6. Equipped with an infrared remote control, which can be used within a range of 2 to 5 meters, making it easy to switch the equipment on and off.
7. Modular design and customized support: the modular design supports rapid replacement of damaged frequency bands. It also supports ODM/OEM customization, so users can adjust the frequency band configuration to suit their needs.
A GSM jammer (also called cell phone signal blocker, cell phone jammer) is a device used to block and interfere with GSM signals. It covers the normal communication frequency between cell phones and base stations by emitting radio interference signals in the same frequency band as GSM signals, making it impossible for cell phones to establish connections with nearby base stations, resulting in the impossibility of making calls, sending SMS messages or using data services normally.
The GSM jammer works by preventing cell phones from receiving or sending signals, by emitting powerful radio waves to interfere with the frequencies used by the GSM network (such as 900 MHz, 1800 MHz, etc.). The devices do not disrupt the signal itself, but rather create interference so that phones cannot decode the signal or connect to the network.
What is a GSM signal?
GSM (Global System for Mobile Communications) is one of the standards for second-generation (2G) cellular mobile communications technology. The GSM signal refers to the radio signal transmitted between the cell phone and the base station when using the GSM network. It uses wireless communication technology to transmit voice, text messages and data in a specific frequency band (such as 900 MHz, 1800 MHz, etc.).
Main characteristics of GSM signals
(1) Time Division Multiple Access (TDMA): GSM uses TDMA technology to divide a frequency band into several time slots so that several users can share the same frequency.
(2) Voice and data support: GSM signals can not only transmit voice calls, but also support short message service (SMS) and low-speed data transmission (like GPRS).
(3) Global coverage: GSM is the first mobile communications technology to achieve global standardization. Many countries and regions use GSM networks, enabling cell phone roaming.
The role of GSM
The main function of GSM signals is to provide reliable mobile communication services. Its main functions include voice calls, text messaging and low-speed data transmission. Thanks to GSM signals, users can make high-quality voice calls, which is one of its most important uses. In addition, GSM supports Short Message Service (SMS), which enables users to send and receive short text messages conveniently and at low cost. Although GSM was originally designed for voice communications, it also supports a certain degree of data transmission, such as Internet browsing or e-mailing via GPRS or EDGE technology.
In addition to everyday communication functions, GSM signals also offer extremely high mobility and worldwide availability. Thanks to its global standardization, users can switch networks between different countries and regions for roaming, thus achieving communication continuity. What's more, the GSM signal also supports the emergency call function, which enables users to make emergency calls even when no SIM card is inserted in the phone or the signal is weak, offering users security protection.
In terms of security, GSM signals feature basic encryption and authentication mechanisms, guaranteeing the confidentiality of communications content and preventing eavesdropping or unauthorized access. Although GSM use has gradually declined with the popularization of more advanced technologies such as 3G, 4G and 5G, it remains the basic method of communication in many regions, particularly in remote areas or scenarios with low demand for low-speed data.
In short, GSM signals are the bridge between cell phones and base stations, providing a basic medium for mobile communications such as voice, text messaging and low-speed data transmission, while guaranteeing the security and global availability of communications. Despite continuous advances in technology, GSM remains a milestone in the history of communications technology development, and continues to play a role in specific scenarios.
Use of GSM jammers to prevent cheating in exams
With the popularization of cell phones and the development of communication technologies, the means of cheating on exams have become more secretive and high-tech. It is common practice to use cell phones to send text messages, receive answers or even cheat via wireless headsets or invisible devices, seriously threatening the fairness and impartiality of the exam. To solve this problem, in some important exams, such as the university entrance exam and the graduate school entrance exam, the use of GSM jammers to interfere with cell phone signals has become a common method of combating cheating. This method uses technical means to block cell phone communications in the examination room, thus eliminating at source the possibility of cheating using cell phones.
In terms of combating cheating, the effect of GSM jammers is obvious. By interfering with cell phone signals, candidates are unable to communicate with the outside world, directly cutting off the cheating method of receiving answers or real-time communication via cell phones. What's more, as cheating methods become more technological, such as the use of miniature wireless headphones or receivers disguised as stationery, GSM jammers can also effectively block signals from these devices, making it possible to combat increasingly sophisticated cheating methods. It provides solid technical support for exam fairness, particularly in large-scale exams, reducing the risk of cheating.
At the same time, GSM jammers also face technical limitations. Its interference range is generally limited and may not fully cover certain large examination venues. What's more, with the continuing development of communication technologies, cheating on exams can shift to the use of non-GSM frequency bands or more advanced wireless devices, posing a challenge to traditional GSM jammers. Consequently, relying solely on GSM jammers is not enough to completely eliminate cheating. Other measures are also needed, such as strict entry controls, metal detector searches and reinforced manual surveillance, to form a multi-layered anti-fraud system.
Use of GSM jammers to preserve meeting confidentiality and prevent information leaks
During confidential meetings, one of the main sources of risk for information leakage is wireless communication devices such as cell phones. These devices can be used maliciously to transmit meeting information to the outside world via calls, text messages, recordings or networks. For example, by hiding cell phones or listening devices in a conference room, sensitive content can be transmitted to the outside world in real time. Even inadvertently, conference participants' cell phones can become listening devices that can be remotely controlled by unauthorized persons. GSM jammers prevent connection between cell phones and base stations by emitting interference signals in the same frequency band as cell phone communications, cutting off all communication functions, including calls, text messages and wireless data transmission. By protecting cell phone signals, it is possible to effectively prevent cell phones from being used as eavesdropping or information transmission tools, ensuring that meeting content is not divulged via wireless communications.
In practical applications, GSM jammers offer many advantages. First of all, they're simple to use and effective. By simply installing a GSM jammer in the venue and setting the signal shielding range, you can completely block cell phone signals during the meeting without the need for complex technical operations. Secondly, the GSM jammer's coverage is flexible and adjustable, suitable for venues of different sizes, and can achieve precise shielding from small meeting rooms to large conference halls. Again, the GSM jammer can block all cell phone communication functions, including voice calls, text messages and use of mobile networks, providing complete communication security for the meeting.
In addition, the use of GSM jammers can also reduce the risk of human error. In confidential meetings, although participants are generally required to switch off their cell phones or hand them in to a central location for safekeeping, this approach has certain limitations. For example, some people may not switch off their phones out of carelessness, or background applications that are passively activated may still leak information. GSM jammers, on the other hand, can directly block signals at a technical level, thus preventing such situations from occurring, without having to rely entirely on the cooperation of participants.
It's worth noting that with the continuous and widespread use of 3G, 4G, 5G and WIFI signals, some malicious people may not use GSM signals to transmit information without authorization. Therefore, to prevent unauthorized persons from using other signals to transmit information without authorization, purchasing a multiband jammer is a better solution.