The qualification report for china cell phone jammer

Manufacture of Antenna of cell phone jammer
What is a smart phone, a popular term is a simple "1 +1 =" formula, "PDA + phone = smart phone." Broadly speaking, the smart phone addition to the phone call functions, the PDA also has the most features, in particular, personal information management, and wireless data communications based on the browser and email functions. Smartphones provide users with enough screen size and bandwidth, which is convenient to carry, but also for software and content service providers to run a big stage, a lot of value-added services can be embarked on, such as: stocks, news, weather, traffic, commodities, application downloads, download music, pictures and more. Integration of 3C (Computer, Communication, Comsumer) smart phones will become a new direction for the future of mobile development. The inspector issued the qualification report for  china cell phone jammer.
Determine whether a cell phone smart phone, not to see whether it supports MP3, it supports HTML page views, whether to support the plug-in memory card and other functions, but rather to see whether it is a phone with the operating system. In other words, we look at expansion of the operating system program, to see whether it can support third-party software installation, application. So smart phone? Popular thing to say is "Wenquxing + phone = smart phone", a comparison we will know, Pocket PC and Wenquxing have great distinction, from the functional application, the handheld computer will have their own very distinct advantage . In fact, most smart phones and smart phones easy to distinguish the point is, "whether you have the operating system." Let's take a look into a smart phone several conditions are necessary: ordinary cell phone with all the features that make normal calls, text messaging and other cell phone applications. Internet access with wireless capabilities, the need to support the GSM network, GPRS or CDMA networks under CDMA 1X or 3G network. With PDA features, including PIM (personal information management), calendar notes, task scheduling, multimedia applications, browse the Web. With an open operating system, in this operating system platform, you can install more applications, so the smart phone functions can be unlimited expansion. The workshop has received the notice that the inspection group will perform the inspection of     cell phone blocker  within two days.