A mobile phone, known as a cell phone in North America, is a portable telephone
that can make and receive calls over a radio frequency link while the user is moving within a telephone service area. The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which provides access to the public switched telephone network.
Modern mobile telephone services use a cellular network architecture, and, therefore, mobile telephones are called cellular telephones or cell phones, in North America advanteges: Paul's passion for technology and digital media goes back over thirty years. Born in the UK, he now lives in Florida, USA.
Mobile phones have radically altered the way that we work, socialize, organize, and play.| Source
Mobile phones (or cell phones as they are often called
disadvantages
time waste have negative charge affect the brain affect on the retina on long use at night
