Mobile phone



A mobile phone (also called mobile, cellular telephone, cell phone, or hand phone (in Southeast Asian English) is an electronic device used to make mobile telephone calls across a wide geographic area. Mobile phones are different from cordless telephones , which only offer telephone service within a limited range of a fixed land line, for example within a home or an office.
A mobile phone can make and receive telephone calls to and from the public telephone networkwhich includes other mobiles and fixed-line phones across the world. It does this by connecting to a cellular network owned by a mobile network operator.