Bluetooth jammers are devices that disrupt radio signals, including those used by Bluetooth devices, by emitting large amounts of radio noise on the 2.4 GHz frequency band. This interference can make it difficult for Bluetooth devices to communicate effectively, much like trying to have a conversation in a very noisy room. Some Bluetooth jammers can also interfere with Wi-Fi signals by operating on the 5 GHz band, making them capable of disrupting both Bluetooth and Wi-Fi communications. Bluetooth technology typically operates on the 2.4 GHz frequency band, with Bluetooth Classic using 79 different frequencies and Bluetooth Low Energy using 40. Wi-Fi routers also use this band, which means Bluetooth jammers can unintentionally disrupt a wide range of devices, including Wi-Fi networks, baby monitors, security systems, and even medical devices such as glucose monitors. This broad disruption can cause significant issues in both personal and professional settings. The use of Bluetooth jammers is illegal in most countries, with limited exceptions for military and government use. In the United States, the Communications Act of 1934 and the Federal Communications Commission (FCC) prohibit the use of jammers to prevent interference with authorized radio communications. Similar laws exist in many other countries, and the International Telecommunication Union, a United Nations agency, provides global guidelines to help nations manage and prevent harmful radio wave interference. Bluetooth jammers can interfere with important communications used by law enforcement and emergency responders, including Bluetooth-based devices and body cameras. More powerful jammers can also affect vehicle systems that rely on Wi-Fi and disrupt critical services like emergency dispatch networks and the ability to access patient medical data remotely. These disruptions can pose serious risks to public safety and the effective operation of emergency services. Bluetooth jammers can be traced because they emit their own signals, which can be detected using spectrum analysis tools and direction-finding equipment. The U.S. Department of Homeland Security encourages the public to report suspected jamming activity, as it can help authorities locate and address the source of interference. Individuals caught using illegal signal jammers can face severe penalties, including hefty fines and potential jail time.