Adafruit Cell Phone Scrambler
During the college entrance examination, the school will turn on wireless Adafruit Cell Phone Scrambler, which will affect the quality of the calls of customers around the examination room, such as: frequent initiation failures, unconnected calls, dropped calls, intermittent calls, slow Internet access, etc., will return to normal after the exam. At the same time, in order to ensure the smooth flow of signals around the campus, the operator has arranged in advance for communication engineers to test the entrances and exits of each test center, the rest area of the parents accompanying the test, and expand the software and hardware of the nearby base stations to ensure that high traffic and high traffic can be guaranteed during the test. High Flow. cell phone jammer
5 Bands All GPS 2G 3G Jammer Handheld...
One of the most popular handheld anti-wireless signal devices. Has a excellent heat dissipation performance, can be used for a long time. With a separate frequency band control switch, you can select the frequency band that needs to be shielded to op...
$339.89$677.53
Mini Hidden 8 Bands Portable Pocket Cell Phone Jammer...
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 con...
$379.99$679.99
Desktop 6 Bands Adjustable Power Blocker Device GSM/3...
This jammer device can jamming all cell phone signals such as 2G, 3G , 4G. Except for cell phone signals, it can also jamming WiFi and PHS signals. The device is available in classrooms, libraries, cinemas, offices and other places where cell phone s...
$287.53$550.98
N8P Portable 3G 4G GPS WiFi Lojack Cell Phone Jammer...
This is a mini portable mobile phone signal jammer that can be used outdoors for a long time. It has a large capacity battery of 8000 mah. With the extended antenna, it has a larger interference range than other 8-way handheld jammers....
$621.71$1389.02