cell phone jammer can be rapidly and easily turned off

cell phone jammer can be rapidly and easily turned off.
This person is the inventor of cell phone Martin Cooper. At that time he was Motorola's engineers and technicians. This was the world's first cell phone. In 1975, the U.S. Federal Communications Commission (FCC) to determine the land mobile communications and high-capacity cellular cell phone spectrum. Commercially for cell phones ready. In 1979, Japan opened the world's first cellular telecell phone network. Established in 1982, the European GSM (Group Special Mobile) .1985, the first modern sense of the commercially available cell phones was born. It is the power and antenna in one example, the weight of 3 kg. Close to the modern shape of the cell phone, was born in 1987. Its weight is still about 750 grams, and today cell phone weighs only 60 grams compared to, like a big brick.  cell phone jammer has the quick turning function for good operation.
Since then, the cell phone's "downsizing" more quickly. In 1991, the cell phone weighs 250 grams. Appeared in the fall of 1996 the volume of 100 cubic centimeters, weight of 100 grams cell phone. After further miniaturization, lighter and lighter to 1999 to 60 grams. Genuine refers to the regular cell phone manufacturers, the industry standard inspection with the Ministry of Information Industry, network number, sales channels, authentic, secure cell phone service. Every cell phone has its own unique authentic IEMI code, purchase, just press "* # 06 #" key, the cell phone will show that the machine only IEMI number, if affixed to the back of the cell phone with IEMI the same code and serial number, then is not refurbished unit; if IEMI code number does not appear on the renovation is absolutely parallel cell phone. The quick turning function of cell phone jammer is the selling point of this kind of cell phone jammer .
LCD for cell phones now there are four types: TFD, STN, TFT, UFB. The four colors shown similar results, the difference mainly in response time, color saturation and brightness, the TFT of which the best overall performance, but the maximum power consumption and cost; STN some less necessary. There are energy saving and low cost advantages; UFB is Samsung's proprietary display technology, called like the TFT display and power than TFT, TFT somewhat less than the actual display, good overall performance. This kind of  cell phone jammer sells well in the market for the quick turning performance of cell phone jammer .