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The effective distance (30-40 meters) of the mobile phone signal jammer generally refers to the indoor distance. In open outdoor areas, the effective...

An Arduino GPS jammer is an Arduino-based electronic device that can interfere with the reception and transmission of GPS signals. It has the...

If you find a tracking device around you, would you come up with ideas to protect yourself? Of course, the answer is yes,...

In order to ensure the best signal effect, it is generally best to install at least one meter and below three meters. The mobile...

cell breaker sprint used in examination rooms generally have more appearances with built-in antennas, which will not create psychological pressure on examinees in the...

There are many online shops selling signal jammers, such as mobile phone signal isolator, GPS cell phone signal blockers, WiFi signal blockers, UHF signal...

An army cell phone jammer is a specialized device that is used by military forces to disrupt mobile phone signals in a specific...

When purchasing and using vehicle mortgages, it is best to configure GPS jammers within a certain period. Especially some car dealers who hand...

1-3 Bands 4 Bands 5 Bands 6 Bands 8 Bands 12-16 Bands The airwaves, which the FCC claims have been "underutilized" for years,...

Cell phone use in classrooms can be a major distraction for students and teachers alike. A cell phone jammer can be an effective...

A cell phone blocker is a device that is designed to prevent mobile phones from connecting to a network. It works by emitting...

As a professional gps jammers supplier, Topsignaljammer provides the highest quality and most reliable GPS jammer products to meet the needs of different...