Block Caller Sprint Cell Phone
With the development of technology, some large companies are now installing cell phone jammer in their work areas. This cell phone jammer completely separates interference, WiFi and phone functions, increasing employee productivity. Especially in large conference rooms, use 3G/4G Block Caller Sprint Cell Phone to keep the meeting uninterrupted, steal meeting information to improve efficiency and improve the protection of some information. Don't benefit your competitors or criminals. In fact, the Girls Around Me app uses Foursquare logins and Facebook data to make it easier for boys to track girls around, but the purpose of this tracking is unclear. The app's website has a banner advising how to use the Girls AroundMe app to find your sweetheart or find a stall for just one night.
Although a mobile phone is a wireless communication device, it is used everywhere, but there are also invisible wires dragging it, that is, the mobile phone base station. Whether making or receiving a call, the first step is to establish contact with a nearby cell phone base station. If you hold a mobile phone in each of your left and right hands, and use the left-hand mobile phone to dial the right-hand mobile phone, the electromagnetic waves of the mobile phone are not directly from the left-hand to the right-hand, but from the left-hand mobile phone to a distance of several hundred meters. The cell phone base station, and then send back to the right hand cell phone in a big circle (except for the bluetooth function). Under normal circumstances, the little brother of the base station and the little brother of the mobile phone are chatting in full swing. The radio wave signals sent by the two sides come and go, but when Block Caller Sprint Cell Phone is turned on, they "beat gongs and drums" around the phone, with a signal power much higher than the received base station signal. Double the "noise" radio wave signal, the mobile phone can't hear what the base station is saying, can't receive the signal from the base station normally, and the connection between the two is cut off.