There is a danger of explosion when using a mobile phone at a gas station. Turn off your phone when you refuel the car. There are usually warnings about prohibiting the use of mobile phones at gas stations. In many countries, Pocket Sized Cell Phone Jammer is suitable for stopping a call at a gas station. Purchasing a modern and stylish cell phone signal shielding kit is the latest and wisest suggestion for cell phone users and service station personnel. There is a danger of explosion when using a mobile phone at a gas station. Turn off your phone when you refuel the car. There are usually warnings about prohibiting the use of mobile phones at gas stations. cell phone jammer
Mobile phone jammers are the best products for shielding signals. The installation of the signal jammer seems easy. Pocket Sized Cell Phone Jammer Is an electronic device that can block the signal transmission between the mobile phone and the base station. When using the same frequency as a mobile phone, the mobile phone signal jammer will cause strong interference to the communication between the caller and the receiver. Effectively block signal transmission from UMTS, 3G, CDMA, GSM and PHS. Mobile phones use different frequency bands in different countries. The 1900 MHz frequency band is the main frequency band in Germany, especially in urban areas. 850 MHz is used as a local backup. In the United States, 850MHz and 1900MHz frequency bands are used depending on the region. Europeans use GSM 900 and 1800 frequency bands as standards. The Middle East, Africa, Asia, and Oceania also use these frequencies. In Russia and several other countries, local operators have a 450MHz frequency license to provide CDMA coverage.