Blocking Cell Phone Calls From Telemarketers Disrupting Mobile Networks

However, jamming devices are not allowed in Germany - the Federal Network Agency, which regulates the German telephone market, refused to approve it. "A mobile phone jammer is a jammer," the authority said. "Under German telecom law, such a device can neither receive a frequency assignment nor a device license." In fact, Blocking Cell Phone Calls From Telemarketers device can have a negative impact. In addition to the necessary transmission power and associated radiation, the cell phone jammer is designed to completely disrupt nearby mobile networks. For example, if a movie theater, theater or church needs technical assistance to achieve the desired level of quietness, the doctor on duty in the room will no longer be reachable by cell phone.

For some time now, an influencer product has appeared on the Internet. It is said that as long as a metal patch is attached to the back of the mobile phone, the mobile phone signal will change from 1 grid to 3 grids. This "Booster Sticker" is a popular network booster for phone signals. This price increase ranges from 5 yuan to 80 yuan. Some merchants sell more than 1,000 orders per month, and some merchants sell more than 100,000 orders per month. Why don't you see demand for this product in the market? Merchants said the enhanced stickers also have functions such as improving phone performance, reducing radiation levels, and extending battery life. In fact, cell phone signal boosting and signal blocking are like spears and shields. The normal calls and Internet access of the mobile phone rely on the signals transmitted by the base station and the layout of various amplifiers or repeaters to enhance the signals. Blocking Cell Phone Calls From Telemarketers Mainly used to prevent the leakage of mobile communication.