With the rapid popularity of smart phones, in cinemas, coffee shops, museums, concert halls and other places, mobile phone ringtones make me feel uncomfortable. There are many situations that cause inconvenience to others. There are bad behaviors such as mobile phone cheating in the examination room. Cause unfair results. More importantly, important information may leak to sensitive areas such as military bases and government agencies. It is also necessary to provide a quiet environment for patients in the hospital. Use cell phone jammer to prevent cell phone ringtones and incoming calls, prevent cheating, prevent privacy and confidential information leakage, and prevent radio noise.
Smart phones are also beneficial to our lives in many ways. However, there are many problems. It is very dangerous to operate a smartphone while walking and driving. Walk while operating the smartphone. I heard the news that caused the traffic accident. Cause a serious traffic accident. There are many dangers, such as falling and getting injured in an accident. When using a smartphone, it is important to follow the rules and etiquette and use it safely and happily. There is a cell phone jammer that can disable the signal on your smartphone. The easiest way to stop using a mobile phone. Given that most people think of frequency interference, they may be radio, radar, and cell phone interference. It will be interfered by strong radio signals of the same frequency. Skyscrapers. The actual blocking range of the mobile phone jammer will be narrower. Of course, the budget will increase. You can find the information you are looking for on the Internet.