As the number of Internet of Things (IoT) devices grows rapidly, more and more everyday devices are connected via radio frequencies (RF). cell phone jammer These devices often use unsafe or proprietary protocols, making them easy targets for criminals. In recent years, there has been an increase in cases of criminals using radio jammers, posing safety risks to vehicles, home automation systems, and even industrial facilities.signal jammer The threat of radio jammers is not limited to jamming specific signals; they can also completely cut off communications, preventing alarms, phones, and other devices from functioning properly, with serious consequences for public safety and personal privacy.GPS jammer

　　Car Lock Jammers: Convenient Tools, Criminal Weapons

　　In recent years, there has been an increase in cases of car lock jammers, especially in large cities. These devices can prevent a vehicle's remote locking and unlocking functions, making it impossible for car owners to use their cars normally. Wifi jammer In one case in Manchester, UK, a thief used a car lock jammer to prevent dozens of cars in a parking lot from locking properly and even triggered the alarms of multiple cars. These jammers typically operate in two frequency ranges: 315MHz and 433MHz, with the former mainly used in the North American market and the latter widely used in the European and Asian markets.

　　Although most countries prohibit the sale and use of such devices, criminals can still easily obtain these illegal tools through the Internet, and the price is usually between $50 and $200. To prevent the vehicle from being interfered with, car owners need to be vigilant and ensure that the car sends a visible or audible signal reminder when it is locked. In addition, some new vehicles no longer offer the option of manual locking, which also puts car owners at greater risk.