In the United States, the usage of it is considered a violation of federal law

[Perfect Jammer]

What to Do if Authorized Communication is Being Jammed

Do you suspect that a signal jammers may be causing interference? Bad network connections can be caused by a variety of factors including:

• faulty equipment
• physical obstructions that block the signal

• Before filing an interference complaint via the FCC Consumer Complaint Center, you should troubleshoot equipment and connectivity issues in accordance with manufacturer and service provider recommendations. In addition to consulting your owner’s manual and the company’s tech support, searching the Internet for your device/model and specific issue may help to either identify or rule out possible causes.

  
  
  

  Cell Phone Jamming is Prohibited in the USA

  Like many countries, the United States prohibits the employment of mobile signal jammer in practically every use case.

  According to the Federal Communications Commission, “Federal law prohibits the operation, marketing, or sale of any type of jamming equipment that interferes with authorized radio communications, including cellular and Personal Communication Services (PCS), police radar, and Global Positioning Systems (GPS).”

  It is also illegal to sell, distribute, advertise, import, or market jamming devices to consumers in the United States. The use or marketing of a jammer in the U.S. may subject a person to:

  1. significant monetary penalties (fines of up to $11,000)
  2. seizure of the unlawful equipment
  3. criminal sanctions including imprisonment

  There are no exemptions for use within a residence, business, vehicle, or classroom. Local law enforcement agencies do not have independent authority to use jamming equipment. Jamming equipment employment by federal law enforcement agencies is authorized in accordance with applicable statutes only in certain limited exceptions.

  Though signal jamming is prohibited, cell phone detectors are legal in the United States.

  Cell Phone Jammers – 3 Reasons Why They’re Illegal

  Cell phone jammers can prevent you and other persons from making 911 and other emergency calls. They can also create dangerous risks to public safety communications in addition to interfering with other forms of daily communication.