Cell Phone Directional Scrambler
Cheating on exams is now commonplace, and students who don't study hard think they're smart. Mobile phones have indeed brought convenience to everyone's daily life. Cheating is not allowed during on-campus exams. However, students gradually learned to cheat with their mobile phones, but they could not solve the problem of mobile phones. what should we do? Cell Phone Directional Scrambler Played a particularly big role, let me introduce to you how cell phone jammer should operate correctly.
This is a new 8-band portable military diy cell phone signal jammer. It has a very large jamming range. It can be hung from the arm and is very portable. With a separate control button, you can choose the frequency band you want to jam. It easy to carry, Pocket-size, Hang or wear on the arm or belt. Has high output power, Can shield all common phone signal around radius 5-40m. Each band can work separately or simultaneously with switch to turn ON/OFF
The latest mini handheld all-in-one drone signal jammer with directional antennas for Cover 100% Drones UAVs,Like Dji Phantom 4, Phantom 3 Professional, Advanced, Standard series, Inspire Series... Light weight portable, build-in high gain 10dbi directional antenna ,Jamming distance 100~500 Meters,Built-in Battery continue working 1.5Hour.
This 4-wire pocket jammer is the latest miniature hidden 4-antenna mobile phone jammer. The pocket design looks like a mobile power bank for blocking some remote bomb signals. It can be used to protect VIPs and groups, military security forces, SWAT teams, Bomb squads, counter-terrorism forces, anti-drug forces, anti-riot forces, anti-explosion operations teams, checkpoints, hostage negotiations, border controls, cars, trains, buses and more locally,
This 6 bands mobile phone signal blocker can jam al cell phone signal: 2G, 3G, 4G, WiFi, GPS. Is the best choice for school, the examination room, office. Can be isolated from the signal to ensure information security. Apply to all kinds of examination room, gas stations, churches, courts, libraries, conference centers, theaters, hospitals, military power and other places prohibit the use of mobile phones
For this problem, in fact, the key depends on the product quality of the Cell Phone Directional Scrambler device used. Good quality mobile phone signal jammers are more capable and can intercept various data signals of different frequencies. Including the long-discontinued PHS. However, the vast majority of smartphone signal jammers focus on intercepting 4G data signals. This latest blocker can be applied even if the test-cheating group upgrades their technology. Over the past few years, I have been focusing on exploring new technologies to prevent cheating in the examination room, and developed a shielding device for the examination room, which is a veritable dark horse.