What can jam mobile phone signal

  • StevenJohnson
    I wonder if there is any device that can block cell phone signal? Although cell phones are a great invention. But I can't stand my neighbors talking loudly on the phone every night
  • PerfectjammerPerfectjammer
    Hello, Steven
    In this case, you should complain about your neighbors first. If the complaint doesn't work, you can try some mandatory measures. For example, cell phone signal jammer
    Once you turn on the device, nearby cellphone signals are quickly blocked, creating an isolation ring

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