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New 8 Bands Cell Phone Blocker Demo

2018 US most popular cell phone signal jammer 3G 4G GPS WiFi Lojack block

Today we will introduce the most popular cell phone jammer in the United States in 2018. The device is popular with teachers, businessmen and business owners. Many offices use such devices to prevent workers from slacking off

This is a hand-held cell phone jammer. It can jamming all cell phone signals, GPS signals, WiFi signals, Lojack signals. It has a jamming range of 40 meters and can be used in many situations. It is often used in libraries, cinemas and conference rooms.