A kind of mini GPS cell phone jammer will be introduced in details

A kind of mini GPS cell phone jammer will be introduced in details.
In the 1990s a few years ago, the annual growth rate of the wireless paging users up to 30% -40%, cordless telephone users annual growth rate of about 30%, while the annual growth rate of mobile phone users is as high as 40% -50% . Needless to say, the phone is by far the most widely used consumer electronics devices. Data show that 2005 alone, there are 780 million mobile phones sold, making the world's mobile phone users reached 20 million people in the next few years, the number of users will continue to improve, is expected to mobile phone users will become a three billion in 2008. It is noteworthy that these mobile phone users, 95 percent of people using mobile phones for voice and SMS communication. The camouflage end of cell phone jammer is put into the cigarette pack.
In fact, the history of the development of mobile phones not only on behalf of the advancement of technology, but also the witness of the development of human civilization, from analog to GSM and from GSM to the GPRS from a single frequency to dual-band from the English menu to Chinese input, from voice to SMS . Phone the speed of development and increasing. China's mobile phone production and sales than the negative growth. Mobile phone production capacity of the oversupply situation will continue. Manufacturers within the industry is very competitive. There are nearly 40 mobile phone manufacturers. Motorola, Nokia, Sony Ericsson, Samsung, LG, Lenovo, Bird, TCL, Konka, Philips and Amoi, so many well-known foreign manufacturers and domestic manufacturers market separatist situation. The blocking radius of the GPS cell phone jammer is about 10-20m.
There are some alternative pressure. Because of the special circumstances of China's market, that PHS is a common alternative. This is the true sense of the single charge mobile phones. 3G licenses to the time to continue being pushed, China Telecom and China Netcom in order to increase the experience of mobile operators continue to promote PHS business. In 2004, PHS new users up to 28 million, an increase of 40 percent, market size has reached about 30 million. Such a large consumer groups got all the ordinary part of the mobile phone market share to the general mobile phone manufacturers has caused some market pressure. According to information released by the Ministry of Information Industry, Chinese mobile phone users has exceeded 460 million in 2006.