Cell Phone Blocker for Classroom

Classroom environments often have limited indoor space, where signal behavior can change depending on walls, room layout, and nearby wireless sources. A practical cell phone blocker for classroom applications usually involves compact hardware, suitable frequency coverage, and stable operation within a defined area.

Such cellular phone jammers typically support multiple cellular network frequency bands (covering common 4G LTE and 5G bands), with some models also supporting Wi-Fi signals;

They generally feature a desktop design, though some jamming device support wall-mounted installation, allowing for flexible deployment based on classroom layout without taking up excessive space.

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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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