Cell Phone Blockers in Prisons

When selecting a cell phone blocker for a demanding environment, questions about frequency bands, output power, cooling design, and continuous working capability usually come first.

A small personal device may not match the requirements of large spaces, while professional-grade blockers with adjustable channels provide more flexibility for different cellular networks.

From prison to other high-security locations, the right configuration depends on the coverage area, operating conditions, and specific signal requirements.

Signal blocker supporting 5G 4G LTE GSM WiFi GPS VHF UHF frequencies

T-20Pro High-performance stationary network blocker 155W

Save $558.45 · 24%

Stationary network blocker with 20 antenna channels, aluminum heatsink base and triple cooling fans. Covers 5G, 4G LTE, GSM, 3G, WiFi 2.4/5G, GPS L1–L5, GLONASS, VHF/UHF and RC frequencies with adjustable range 20–80m and dual AC/DC power input.

$2354.44$1795.99
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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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