A cell phone jammer is an instrument used to block frequency of the cell phones. Simply turning the switch on, and specified frequency bands within the jamming range will be blocked, and cell phone users will be unable to send and receive messages. A cell phone blocker can come in handy in many cases. It can be used by librarians to prevent talking on phone. Also, it is a great helper for teachers to disable the phone network during lessons. With cell phone jammer you may relax and do not worry that unexpected noise caused by phone could interrupt your event.
Today, cell phone blocker comes in various shapes and sizes, and are programmed to block the communication of cell phones. That’s why customer who is going to buy jammer for the first time could face some difficulties. We would like share with you some tips which could help. The first thing which you should remember that good jammer is expensive as it covers much larger blocking area than the cheap one. Blocking radius of usual portable jammer reaches 20 meters, while the large one can function as long as several hundred meters. You should remember that such environmental factors as walls, hills and towers influence function of the cell signal jammer. Also, it is very important you to check the frequency in your country as different country has different requirement.
When you want to buy cell phone jammer, but cannot decide which one to choose, then contact us and we will help you to find jammer which suits you requirements.