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Box Style Cell Phone Blocker

Many users looking for a cell phone blocker prefer a box-style design because it fits naturally into fixed indoor locations. Compared with arm-mounted mobile cell jammers, this type of enclosure usually provides a more stable placement on desks, counters, or other flat surfaces, making it easier to integrate into meeting rooms, offices, and other controlled environments.

Box-style mobile phone jammers typically feature a built-in antenna design. 3G, 4G LTE, and 5G networks operate across multiple bands, so selecting a suitable model depends on the mobile frequencies that need to be addressed.

Pocket size internal antenna GSM Jammer

SPY-8 - Pocket size 8 bands internal antenna GSM Jammer

Save $132.00 · 41%

The SPY-8 internal antenna eight-frequency Mini jammer blocks GSM, WiFi, GPS, and more within a 5m range but suffers from poor heat dissipation due to its outdated design, limiting effectiveness. It runs for 90 minutes and supports car and AC charging.

$322.09$190.09
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Not sure which Signal Jammer suits your needs?

On a limited budget and looking for the best option?

Need a Cell Jammer with a specific blocking range?

Looking to customize a special jammer Blocker?

I received the jammer, but I think it has a problem...

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+1 (315)313-4081

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Important things

1.Please install the antenna before using the signal jammers

2.Most Portable cell phone jammers have dip switches on the side. After turning on the main power switch, activate the dip switch—the red or green light will indicate it's on. Each switch controls a specific signal (Refer to the frequency table on the packaging for details).

3.Avoid using the jammer while charging.

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