Do you know the cause of using frequency interference? Use this product in many places. There are mobile jammers that can block different frequencies. Some models can hide it in their pocket. There is also a mini portable jammer that you can carry anywhere you like. There are some issues to consider before using the jammer. You need to know the distance of the breaker and the range of obstruction. You can choose a good jammer from a variety of products available on the internet.
UHF / VHF Interfering Device In order to select the appropriate frequency, it is necessary to know the characteristics of the interfering device. For example, if you want to block mobile phone signals, buy a jammer that can block frequencies such as GSM, 3G, 4G. Some devices have cooling fans and other types of characteristics. It's a good idea to check the features of all your devices before buying. In most cases, the smartphone electromagnetic wave cover can ensure peace and order. It has various sizes. , Designed to cover a wide area.
You may listen to the conversation anywhere you like. Use this product in very important places because it interferes with communication. Especially, you can jam the communication of mobile phone and PHS. It emits jamming radio waves of frequency. It is an eavesdropping voyeur detector that prevents the ringtone of a mobile phone from ringing. The effect is expected.