cell phone jammer can work after switching on

In the radio interface of third generation mobile communication international proposals.
GPRS is the abbreviation of General Packet Radio Service General Packet Radio Service, is based on the GSM wireless packet switching technology to provide end-to-end wide-area wireless IP connection. Popular talk, GPRS is a high-speed data processing technology, the method is based on "group" in the form of sending data to the user's hand. The GPRS belongs to the 2.5 generation mobile communication technology, China Mobile's GSM network to the mainstream technology of 3G. Compared to their original GSM dial-up circuit switched data transmission mode, GPRS is packet-switched technology with real-time online, "according to the amount of billing", "login", "high-speed transmission," freely switch "advantages. Other WLAN-based broadband data applications such as streaming media, online games and other functions more user should expect. cell phone jammer is mainly applicable to hospital and chemical warehouse.
Digital zoom: English name of Digital the Zoom, digital zoom digital camera processor, each pixel within the area in the picture increases, so as to achieve the purpose of amplification. Continuous function: English, called continuous shooting, by saving data transmission time to capture a photographic opportunity. The movie shooting: movie shooting function digital camera with shooting the video file. White Balance: English name for the White Balance. Object color projection light colors change in different light situations to capture the photos have different color temperature. Tungsten light, white balance: tungsten light white balance is also known as "incandescent light" or "indoor light. cell phone jammer can work after switching on.
Unicom, the call can be free to use the "Caller ID" business. As for the Caller ID if provided free of charge services on the registration form did not specify. April 7 this year, China Unicom suddenly published in the media business notice said that from May 1 this year, prior to May 1, 2003 will be the network of China Unicom customers to pay $ 5 per month for "Caller ID" fee if not handled Caller ID shut down procedures, the company will begin to charge old customers "Caller ID" fee. Liu Mao through the recognition of the vast number of old customers Unicom without equal entities unilaterally change the behavior to fulfill contractual obligations is invalid, violate the legitimate rights and interests, including the plaintiff, including the majority of China Unicom and old customers. Air pressure of cell phone jammer is 86-106kPa.