Mobile Phone Blocker Devices for Cellular Signal Categories

A mobile phone blocker device works with radio frequencies used by cellular networks, but the specifications can vary considerably from one model to another. Some cellular phone jammers list GSM and 3G/4G LTE bands, while others include selected 5G frequencies or additional wireless bands.

GSM / 2G: Traditional cellular calls and SMS

3G / 4G LTE: Mobile voice and data services, depending on the network

5G: Newer cellular networks using specific frequency bands

The frequency bands listed for each cell phone jammer determine which signal categories its specifications cover.

10 Bands portable 5G jammer 10W

P-N10 - 10 Bands portable 5G signal Jammer

Save $424.16 · 48%

The P-N10 is a powerful multi-channel jammer that blocks 2G, 3G, 4G, 5G, WiFi, GPS, and remote signals within a 5-20m range. It features high-gain antennas, DIP switch control, a durable aluminum body, dual power options, and an advanced cooling system for reliable, portable operation.

$889.36$465.20
Portable anti GSM jamming device with Protective Sleeve

P-N8V Portable Mobile Cell Jammer | 8-Antenna (Includes 5G) | 30m

Save $198.63 · 33%

Handheld mobile phone signal jammers with eight antennas and independent frequency switches. Protects privacy by blocking 2G, 3G, 4G, 5G, GPS, WiFi, and LOJACK signals up to 30 meters. Lightweight, rechargeable, with on/off indicator light, protective sleeve, and efficient heat dissipation for reliable use anywhere.

$596.29$397.66
12 Bands portable multi-frequency signal Jammer

P12-S - 12 Bands mobile wireless signal Blocker

Save $238.06 · 31%

The P12-S is a versatile 12-band mobile jammer designed to block Wi-Fi (2.4/5GHz), all cellular and mobile internet signals, and satellite navigation systems like GPS. With selectable jamming frequencies, it adapts to various scenarios, disabling hidden cameras, trackers, and wireless bugs. Its dual-fan active cooling system ensures stable, long-term operation without overheating.

$765.20$527.14
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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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