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2019年
05月07日
18:17 shokoishidaさん

2019 Best Cell Phone Signal Jammer

  • 英語の話題
The mobile phone is almost everywhere,but it brings us convenience at the same time, but also bring us many troubles. After all, not all mobile phone users know when to stop talking. At this time we need to use the cell phone jammer, to protect a quiet environment. For example, in churches, libraries and other places.
https://www.perfectjammer.com/all-cell-phone-jammers-bloc...
Imagine a noisy phone ringing next to you when you dine quietly. The phone rang when you were watching a great movie. At this time, maybe you need a cell phone signal jammer.

There are many legal purposes for using them in some peoples everyday lives. Cellular based security systems testing, cell phone testing, wireless product testing, and GPS product testing are areas where technicians use them all the time to verify their equipment is working without actually causing unnecessary calls to 911 centers. Many schools, theatres, movie shops, dorms, auditoriums, restaurants, and so forth can also use them legally.
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