GPS jammers are used more and more widely. Why? The reason we have already discussed. It is because today our privacy is very easy to reveal. GPS jammers can prevent someone from tracking your actions to protect your privacy. Interference …

In Chongqing China 2017 college entrance examination, there are more than 20 million students going to the city's 39 test area, 117 test sites of more than 7,000 examination room for the knowledge of the contest. In order to prevent candid…

These days, it is almost impossible to catch a movie, or eat in the restaurant, and will not let the phone sounded interrupted. "Sometimes I went to a restaurant where I wanted to enjoy a meal or coffee, read quietly, and someone started t…

Parents can try the parent's control and monitoring software, but once the child (even the spouse or grandparents) gets the free smartphone through the data plan, good luck and let them speak in the family dinner. Just as parents have the …