How to choose a cell phone jammer? It is important to remember these three points, let's learn about it with topsignaljammer:

1. Shop around to select products, conduct extensive research and learn more about:

1. Conduct research on product quality, technical means and brand;

2. Through network search, preliminary understanding and communication with technical personnel, listening to technical explanations;

2. Demonstration to see the effect:

Select the best ones and go to the site for on-site inspection and demonstration of shielding effect;

Adjustable Box Type Hidden Antenna Cell Phone  Wifi Jammer

3. The actual effect of the case study:

1. After the demonstration of the product, you can inspect the application, operation status and actual effect of the product in other similar projects;

2. During the inspection, it is better to bring the mobile phone into the shielded area after approval to verify the shielding effect.