School Cell Phone Disruptor
Cell phone jammer is a device used to block mobile devices from receiving signals from their base stations. Cell phone jammers were originally designed for law enforcement and military use, so they could block communication between terrorists and criminals. Once the public caught on to the technology, many people–especially employers–wanted to use it themselves, especially in large cities where it seems everyone is always on the phone. At the same time, with the development of the Internet, many people can do all kinds of things with their mobile phones
Many countries allow limited cell phone jamming, including France, India, Mexico, New Zealand and others. Nearly all these countries allow the jamming of cell phones in prisons. Some of them allow it in schools, and even theaters. Many countries with current bans are considering the use of jammers in prisons. While the use of cell phone jammers by private citizens and local businesses remains controversial, a global consensus is forming around the wisdom of jamming cell phones in prisons. Cell phones are not allowed in prisons. Not the inmates, not the guards. They are a huge problem in the prisons, fights, violence, running scams and extortion, threatening calls to the outside, to calling in hits.
When you get a call at a restaurant or the movies or such, you get the hell away from peopel to continue your conversation. Why are some cell phone users so unconscious of what's going on around them? As others have said, just common courtesy will do, but maybe frequent cell phone use is, indeed, ruining people's brains.
There is no doubt that students use mobile phone does more harm than good. Using mobile phones is more distracting for students. Therefore, it is very necessary for educators to set up a mobile signal interference network in school.
Power Adjustable 8 Bands Cell Phone Signal Jammer
As a multi-function desktop jammer, this product can block 8 frequency bands. It has very , the jammer range is large, the interference signal output is stable. It has a single frequency switch, and can adjust the output power and control the jamming range.This product is suitable for classroom, meeting room, library, movie theater and so on. Some education institutions and disciplinary agencies will also purchase the product. It is one of the most popular desktop jamming devices.
6 Bands Handheld Cell Phone Signal Jammers 2G 3G 4G
This product has a very convenient single frequency switch. You can choose to open or close a frequency band as needed. With good heat dissipation system, it can work for a long time. Can block the main mobile phone band and WIFI and GPS signals.
8 Bands Cell Phone Handheld Jammers Device
This device is suitable for classroom, meeting room, library, movie theater and other places where need to keep quiet. Due to its small size and easy to hide, the device is popular with teachers and administrators. As the most popular cell phone jammer, this product has a small size, easy to carry. Can block 8 frequencies, and have a very large jammer range. With a separate frequency control switch, you can select the frequency range that needs to be disturbed as needed. With car charger, can be used in the car. This product has the perfect heat dissipation system.