welcome to HISEA
source:Industry News release time:2020-11-21 Article author:sznbone Popular:Prison Jamming system
For many people, the college entrance examination is the most important node in life, and this exam will also greatly affect the future lives of candidates, so the importance of the college entrance examination is undoubtedly needless to say, but in such a sacred In the exam, there will be some candidates who try to cheat through electronic signals, hoping to get high scores through off-market recruitment. This behavior is undoubtedly extremely unfair to other candidates and tramples on the efforts of other candidates for many years. Achievement, so for schools, the test signal jammer is a countermeasure they must have.
First of all, let’s briefly introduce the principle of the test signal jammer. It is a means of using electronic signal isolation to counteract electronic signal cheating. Generally speaking, the range is about 0 to 20 meters, depending on the difference. The product and model, the specific range and signal strength will have certain changes. For details, please refer to the manual after the purchase. The test signal jammer can mainly isolate signals such as 4G signals and WIFI signals to prevent candidates from being In the examination room, some "black technology" was used to send and receive information, which caused it to lose its function from the root and ensured the order of the examination room.
Nowadays, more and more schools are buying test signal shielding device. Because this is a high-tech machine and equipment, it also has certain high standards for suppliers. Among them, Beijing Shenzhou Mingda is a high-tech test signal shielding device. The device manufacturer has provided many schools with high-quality machinery and equipment, and the actual effect is also very outstanding, which guarantees the sacred fairness of its examination room and creates a good examination environment for candidates.
Read recommendations:
HS-S12HJ Handheld 12 Bands 5G Cellphone Signal Jammer with Nylon Cover and Screen Display
Home WiFi Jammer-Let children prepare for exams
Popular recommended products
Waterproof Portable 360 Degree Anti UAV Drone Jammer
2020-09-24Portable Handheld RF Signal Jammer, Car Lock Remote Control Blocker, 10W Jam Up To 100m
2022-01-134G/5G Signal Jammer (14 bands)
2020-11-10High Power Handheld Signal Jammer HS-P8J
2020-09-15Portable HS-V8J High-Power DDS Jammer
2020-09-14Related Information
The role of drone jammers
2020-12-15Applicable Places for The Cell Phone Jammer
2020-10-13Protect Voice Security-Recording Jammer
2020-12-15The Use of Wireless Signal Detector
2021-04-23Is it useful for a recording jammer to interfere with mobile phone recording?
2021-06-02Get a handheld optional 4G GPS signal jammer for a comfortable life
2020-11-16After Italy blocked access to OpenAI's ChatGPT chatbot, will the rest of Europe follow?
2023-04-05Introduction to the principle of mobile phone signal jammer
2021-03-02China's 5G mobile subscribers exceed 1 billion
2024-12-24Recording blocker, to prevent recording from blocking recording, to prevent recording jammer!
2020-12-02How do different jammers release the heat generated
2021-10-18Composition and principle of UAV jammer
2020-12-18Can't prevent recording? Record jammer to prevent recording?
2020-12-14Anti-recording pen recording equipment to prevent being recorded! "Recording jammer.
2021-04-085G drives digital transformation in MEA: Nokia
2023-05-09What equipment is needed for anti-recording in the conference room?
2020-12-14Good way to prevent recording!Meeting room jammer
2021-09-08Cell phone jammer sanctions cell phone signal
2021-12-012021 The latest anti-recording jammer is here, which effectively guarantees the safety of your conve
2021-10-11Can the test room signal jammer shield the mobile phone?
2021-08-12Interfering products
Low-altitude defense drone portable equipment
2023-11-20Mobile Phone Cellular Signal Booster GSM PCS Network Repeater for Garage Basement Signal Repeat
2023-11-092W Mobile Phone Signal Repeater 1800 2100 2600 MHz Tri-Band 33dBm Network Booster
2023-11-093G Signal Repeater Mobile Phone Signal Booster
2023-11-09Portable Signal Jammer Full Band 21 Channels 2g 3G 4G 5g Mobile Phone Network Lojack Walky Talky Signal Jammer
2023-11-01Professional all-round 360-degree recording jammer air purifier type anti-recording equipment
2023-11-01Anti Spy Remote Control Portable Audio Voice Recording Jammer up to 2m white noise to Privacy Protection
2023-11-01Recording blocker protect your voice information security,air purifier type anti-recording equipment
2023-10-312000m Detection Handheld Drone (UAS) Detection Warning Instrument Detector Dji, Autel and Fpv Drones
2023-10-27Handheld Drone/Uavs Detecter for Detecting Dji/Autel/ Fpv Drones up to 2km
2023-10-25with 2km Drone Controlled Signals WiFi Drone Signal Jammer GSM 900MHz WiFi 2.4GHz 5.8GHz Anti Drone System
2023-10-25Unique Handheld 28 Bands 27 Antennas Wi-Fi6e FM Radio GSM 3G 4G 5g Mobile Phone Jammer
2023-10-23Handheld 24 Antennas 5g Cellphone Signal Jammer with Nylon Cover
2023-10-23Convoy 12 bands RCIED Bomb Jammer
2023-10-23Vehicle Mounted Drone Detection Jamming Integrated Uav Detection, Positioning, and Countermeasures Blocking Units
2023-10-17Portable Drone Detector aeroscope mobile works offline or online can find controller pilot position detection device up to 10km
2023-10-05Vehicle Use-Signal jammer detector for uniform services
2023-09-20Anti-Theft Jammer Detector for Local Command Center
2023-09-20Portable Cellphone Jamming Detector
2023-09-19M8000 RF Signal Detector Anti Spy Tracker Wifi Camera GSM Audio Bug Sweeper
2023-09-188km Ku Band Microwave Alarm Security System Ground Surveillance Monitor/Detector/Sensor/Radar
2023-07-31Full Band Drone Jamming and Navigation Spoofing
2023-07-318kms 300MHz~6GHz RF Uav All Frequency Detection Direction Finding Equipment
2023-07-311.2G 100W anti drone module
2023-07-211.2G 50W anti drone module
2023-07-211.2G 30W anti drone module
2023-07-211.2G 10W/20W anti drone module
2023-07-21Portable anti UAV anti drone Systems 4 bands with removable battery for 1500m
2023-07-21Built-in antenna Phone Signal Jammer Blocker 2g/3G/4G/5g L1 WiFi Camera for room
2023-02-28Portable Handheld RF Signal Jammer, Car Lock Remote Control Blocker, 10W Jam Up To 100m
2022-01-13Start a conversation to know more about what we have for you…
Get in touchEnter your email for exclusive offers and information on new upcoming products.
product
solution
about us
service
news
