For families, many parents are very unhappy about their children’s use of mobile phones or iPads to communicate on social networks at night, which not only affects sleep, delays children’s learning, but even affects their health. To deal with this situation, it is recommended that you use a signal jammer, which is used by many customers. By setting work hours and disconnecting to put them to sleep, you can control exactly when your child falls asleep. When using a signal jammer, you need to know what type of jammer you need.
After years of development, there are a single variety of cell phone jammers on the market, including small signal jammers, professional cell phone jammers, WiFi jammers, etc. Different jammers can be used in different places. If you want to block cell phone signal in the room, then a small WiFi jammer is enough to block cell phone signal and also block WiFi network. If you want to use the jamming device in a wider range, it is recommended that you choose a high-power jammer product with more shielding frequency bands and a wider jamming range.
If you want to use it more conveniently, you can buy a small jammer, which is easy to carry, low in price, small in size and light in weight, and is very popular. Many portable 4G cell phone signal blockers also have a band that blocks GPS WIFI cell phone and radio use. Users can rest assured at this point. At the same time, the mobile phone signal blocker will only block the front signal of the mobile phone, the mobile phone cannot contact the base station, and will not cause damage to the mobile phone itself.