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Does Aluminum Foil Block Cell Phone Signals Cover The Classroom

Perfectjammer 2022/06/11

Nowadays, the invention of Does Aluminum Foil Block Cell Phone Signals has already cleared up many safety hazards of random discipline for the examination room, so that students can take the examination under a fair and just condition. The basic principle of this kind of test mobile phone signal blocker is actually based on the method of blocking the signal of the electronic device, so that the communication signal on the mobile phone is invalid, which can avoid the situation of cheating on the mobile phone, not only for the signal of Wi-Fi2.4G It has excellent practical effect of shielding. Generally speaking, the effective range is within the radius of 0 to 30 meters. Generally, a small output power test mobile phone signal blocker is enough to cover the entire classroom, and the test room can shield the signal. Since the battery life of this type of equipment is generally three hours, although the heat removal is weak, it also makes its price and performance ratio very high, especially suitable for schools to buy signal shielding for the examination room.

Mobile phones have indeed brought convenience to people's lives, but a lot of inconveniences have gradually appeared along with the inseparability of mobile phones. Schools do not allow cheating in exams. With the advent of mobile phones, students began to learn to cheat with mobile phones, but what if they cannot completely eliminate the existence of mobile phones? Gas stations are also places where mobile phones are not allowed, and safety accidents may occur, but what should I do if customers cannot be completely restricted? What should I do if the ringtones of my mobile phone are the most taboo when conducting a conference or a forum lecture, and I cannot confiscate them all? It can be seen that mobile phones are not only beneficial, but also add a lot of troubles to people's lives. At this time, I need a machine that can block mobile phone signals, that is Does Aluminum Foil Block Cell Phone Signals . So to buy cell phone jammer , you still have to come to our website to place an order.