The ring tone of the phone may disturb other people. A cell phone jammer is installed for security measures in companies and homes. Emit jamming radio waves. This device can prevent ringing tones such as mobile phones. It does not interfere with other wireless stations such as mobile phones. You can maintain a stillness by disabling the functions of your smartphone. We recommend the use of radio wave jamming devices in certain areas. This jammer works great in public places. It’s really easy to use.
Can meet your requirements. 2G 3G 4G It has strong jamming ability to block the signal of mobile phone at the same time. Smartphone electromagnetic wave cover Allows you to determine the jamming distance depending on the actual situation. Frequently, the damage caused by the loss of mobile phones will occur. I used to use a telephone jammer to cause radio interference. The radio wave disappears in a blink of an eye and it goes out of range. Nevertheless, the number of people who are interested is increasing.
You can use this jammer to protect your privacy location. Prevents sending messages within its reach. You can prevent noise. Talking on your cell phone on the train repels bad manners. We are cracking down on people with bad manners. It can be said that it leads to public welfare. To use the GPS jammer, you need to obtain a license for a radio station under certain conditions.