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This 3G/4G/Wifi jammer with multiple options is an attractive device for everyone who is looking for a flexible jamming solution for different signals. The 6 antennas of this portable cell phone signal blocker can interfere with 6 different frequency bands, and it is a jammer device suitable for most people.
The compact phone jammer outputs 3W power, and the shielding range can reach 20m, depending on the signal strength of each area, effectively shielding all designated signals in the area, including CDMA/GSM, DCS/PCS, 3G, 4G LTE, 4G Wimax, Wifi, 6 different frequencies in GPS.
In addition to its excellent jamming capabilities and versatility, the device also features optional jamming settings. Different jamming options and different antenna switch options. The user can turn off each individual band without affecting the operation of the other bands. Besides, this optional portable wifi jammer also comes with a 12V car charger and built-in cooling fan for your convenience and good working condition.