When it comes to wireless signal jammers, major schools are not unfamiliar with them. Every year, there will be wireless signal jammers in various examination rooms. It is an indispensable equipment in the examination room. It is a high-tech device that can effectively prevent cheating in the examination room. . With the popularization of today's 5G mobile network, the old 3G/4G wireless signal jammers purchased before the school examination room are facing a new generation. How to choose a 5G wireless wifi signal jammer with good quality and price is a concern of every school unit.
Before buying a 5G wireless signal jammer, we should first understand which transmission frequency bands need to be shielded by a wireless signal jammer. Only by clearing these precautions can we better purchase 5G wireless wifi frequency jammer in a targeted manner. The range of frequency bands required to be shielded in each school examination room will be different. The transmission frequency band that needs to be shielded can be selected according to the use environment, which can not only reduce the purchase cost, but also ensure the shielding effect of the wireless signal jammer.
A good wireless wifi jammer device needs to involve many aspects, not only the product has higher performance and better quality assurance, but also a reasonable price.
