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8 Antennas Portable Cell Phone Jammer Block Celluar/WiFi/GPS JM017


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  • Block cell phone, wifi, and GPS signals
  • Covering up to 20 meters (65.6ft)
  • Up to 120 minutes of uninterrupted use
  • Car charger and AC charger included
  • Cooling fans insde
  • With DIP switch, turn off any band without affecting other function


2 configrations available:

  1. JM017-A: Mobile Phone 4G/3G/2G +WiFi2.4G+ GPSL1+LOJACK
  2. JM017-B: Mobile Phone 4G/3G/2G +WiFi2.4G+ GPSL1+L2
SKU JM017 Category Tag
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