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Blocker 14 bands for cell phone

14 bands jammer block wifi and gsm

What happens when the cell phone signal encounters a jamming device? This video will show you the cool effect.

The 14 bands cell phone jammer has a large rang of jamming, maximum blocker range up to 70 meters. At the same time you can also adjust the output power as needed. As shown in video, the WIFI signal and GPS signal can be isolated instantaneously. Has a good heat dissipation system, can work continuously for a long time.