What is a network band on a mobile phone

  • GrayRupert
    Hi, everyone!
    I want to buy a cell phone jammer. But I don't konw the network band of mobile phone. Can you tell me about this? Thank you
  • PerfectjammerPerfectjammer
    Hello, Gray
    The common frequency band of cell phone jammer is as follows:
    CDMA/GSM: 850-960MHz
    3G: 2110-2170MHz
    4G(LTE): 2620-2690MHz or 2300-2400MHz
    Of course, considering that smart devices also have WIFI, this frequency is usually required:
    WiFi: 2400-2485MHz
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