The most common multi-band signal jammer between 300 and 500 USD
Party and government agencies, corporate party and government agencies, enterprises, etc. also have a demand for mobile phone signal jammers. The frequency of meetings of party and government agencies, enterprises, etc. can be said to be very high, and in order to allow participants to focus more on the meeting and to learn the spirit of the meeting more in-depth, it is necessary to prevent the use of mobile phones. When the leader is in a meeting, he turns on the cell phone jammer to block the cell phone signal. The leader speaks happily and listens carefully.
Within a certain frequency range, the mobile phone and the base station are connected by radio waves, and data and sound transmission are completed with a certain baud rate and modulation method. The jammer scans from the low end frequency of the forward channel to the high end at a certain speed during operation. This scanning speed can cause garbled interference in the message signal received by the mobile phone. The mobile phone cannot detect the normal data sent from the base station, so that the mobile phone cannot establish a connection with the base station and achieve the purpose of shielding the mobile phone signal. No service system and other phenomena.
$300 - $500 Multi-Band Signal Jammers
This 8-band desktop signal jammer adopts advanced manufacturing technology. In view of the diversity of the signal spectrum, it can meet the signal shielding needs of different users. It is a high-tech product carefully developed according to the actual situation of mobile communication. It can be within a radius of 40 meters. Long GSM/CDMA/DCS/PHS/TD-SCDMA/WCDMA/CDMA2000/WIFI/GPS, VHF, UHF signals.
The 8-antenna multi-band telephone jammer is a high-quality portable jamming product. It is the most popular multi-frequency signal jamming device on the market. The signal types it blocks include CDMA, GSM, DCS, PCS, 3G, 4G, 4G LTE, GPS, Lojack, WiFi frequency jammers.
GPS Portable Jammer Cell Phone Jammer VHF / VHF WiFi GPS 3G 4GLTE Cell phone signal blocker has 6 antennas so that it can cut off the CDMA signals. At the same time, depending on the signal strength, up to 30 meters of interference radius can be reached. Efficient cooling saves energy. Optional blocking of frequencies: GSM UMTS UHF VHF / GSM UMTS LTE4G / GSM UMTS WIFI GPS
This high power military camouflage jammer with LED display is ideal for users who need to block multiple signal frequencies and can block signals anywhere. All these features make it easy to use because of its advanced design and exquisite workmanship. It can jam not only GSM, 3G, 4G and 4G LTE signals, but also GPS, WiFi and Lojack signals that you can choose from in the configuration. The interference radius is up to 20 meters.
It is designed to detect andLocate the position of the hidden wireless tapping device,and concisely determine the location of the working tapping device in the targeted venue.its shielding radius up to 10 meters,Super long standby time of 40 hours，small size and light weight, is one most popular portable handheld cell phone jammer against tapping device.
The high power signal jammer blocker can block all cell phone frequencies,including GSM,CDMA,DCS,3G,4G.Moreover,you can buy the jamming frequecies WiFi and GPS,or the UHF/VHF frequency jammers. This desktop powerful mobile jammer can be used in the school examination room,court,hospital and office etc.
Powerful jammers have a wide range of frequencies including CDMA / GSM, DCS, 3G, 4G LTE, WiMAX 4G, WiFi. The signal strength of a certain area, it has a range of up to 20m interference.
This handheld 8 bands cell phone jammer can jamming with 2G, 3G, 4G, GPS, LOJACK and WIFI wireless signals. The maximum interference radius is 20 meters and the minimum interference radius is 2 meters. With battery and charging design, built-in Ni-Mh battery 4700mAH, continuous working time of more than 1.5 hours.
The high power desktop cell phone jammer with a white aluminum shell,the jammer has a high heat dissipation so that it can work for a long time continuously. it can adjustable jamming radius,jam GSM,3G,4G cellular frequencies. Others signal like GPS,WIF frequencies can be configurable in the jammers, you can choose other combinations in our shop.
It's also good quality multifunctional wifi 2.4G 5G and 3G-4G cellphone jammer, adjustable and built-in fan, if you are looking for easy to use and powerful signal blockers? that you see here is then suitable for you.
The desktop high power jammer has superior interference frequency type and jamming range with total output power of 15W, it designed to eliminate all telephone communications. It allows you to block both CDMA GSM DCS PHS 3G 4G WiFi networks.
The newest cell phone signal jammer 8 antennas adjustable 3G 4G phone signal blocker with 2.4G GPS, higher cost performance new cell phone jammer model. Hidden output power adjustable switch, good quality, multifunctional WIFI 2.4G 5G and 3G-4G jammer for mobile phone, adjustable and built-in 3 cooling fan to support uninterrupted work.
This 8 bands portalbe cell phone jammer is one of the most powerful portable jammer devices on the market, with an interference radius ranging from 2 to 20 meters. The latest design portable wireless signal Jammer of ABS shell, with Nylon Cover easily carry.
8 antenna desktop non-adjustable high power multiband mobile phone jammer is made of aluminum alloy with excellent texture, which is a good choice for your home or office use. As you can see, two cooling fans provide thermal protection for the interference device, so as not to be damaged due to the high temperature,ensure that the host working stability. Jamming with the frequencies very wide, GSM / 3G / 4G, GPS / LoJack, WIFI, jamming radius of up to 40m.
2020 newest hidden 8 antenna mini cell phone jammer, it can block all kinds of android phones, tablets, smartphones, iphone, windows phone, etc. which use 2G, 3G, 4G, WIFI2.4G, GPSL1, LOJACK.
This mobile high performance handheld signal jammer (2G / 3G / 4G full band) with Wi-Fi / GPS / LOJACK signal, easy to carry, flexible to use and with built-in large capacity battery, can be used in public security, police , Bomb squad, SWAT, military security forces, anti-terrorist units, anti-drug units, border control units, checkpoints, personal use, etc.