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In modern life, we cannot live without mobile phones. But here comes the problem. Everyone uses their mobile phones everywhere every time, which can cause noise problems in some places that require absolute silence. For example, in churches, we don’t want cell phone noise; in concerts, we don’t want cell phone noise; in restaurants, we don’t need cell phone noise; in conference rooms, we don’t want cell phone noise; in examination rooms, cell phones Noise is unwelcome. Now you see, we must find a way to avoid the mobile phone noise problem, then we need to use different signal jammer for different environments.

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The prison signal jammer decides to shield all mobile phone signals in the prison. We have twoversions, each with an output power of up to 100 watts, and up to 7 frequency bands can be customized for GSM, DCS jammers, PCS, 3G, 4G LTE Signal Winmax; Maximum support 6 frequency bands, 90 degree antenna protection range up to 60 meters, two frequency bands in one antenna, 20-30 units can be installed centrally, which can protect all mobile phone signals, it is the best solution for blockage in every prison room .For important meetings, our cell phone jammer phones can protect your calls from being spied by other competitors; for church cinemas, use our signal jammers to keep them in a quiet place, and for private spaces, use our Signal Scrambler to ensure safety.

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18-Band Handheld 5G Jammer In 2021 Blocker ...

The latest 18 bands with 16 antennas all-in-one design wireless signal Jammer with nylon cover for portable, jamming all types of Android phones, Tablets, Smart Phones, iPhones, Win phones etc. that use 2G, 3G, 4G 5G, and CDMA 450Mhz, Block LOJACK GPS, Wi-Fi 5G, Walkie-Talkie UHF/VHF and RF signals like 315, 433, 868 etc.

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Mini Type Portable Signal Blocker GSM 3G WiFi GPS Dev...

This is a mini portable hidden type multi - purpose smartphone signal blocker. First of all, the design of this device is very portable. The size of 20mm*20mm*26mm can be easily put into pocket or backpack. Second, the device has a very strong concea...

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