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A cellular phone is a lightweight phone that can make and acquire calls over the radio frequency website link while the consumer is moving inside a mobile phone service area. The air frequency hyperlink establishes a link with the moving over systems of an cellular phone operator, which gives access to the general public switched phone network (PSTN). Modern mobile cell phone services use a mobile network structures, and, therefore, mobile telephones tend to be also called mobile telephones or mobile phones. Furthermore to telephony, 2000s-time cell phones support a number of other services, such as texting, MMS, email, Access to the internet, short-range wireless marketing communications (infrared, Bluetooth), business applications, video gaming, and portrait digital photography. Cell phones offering only those functions are known as feature telephones; mobile phones that offer these and much more general computing functions are known as smartphones.
The first handheld cellular phone was exhibited by John F. Mitchell and Martin Cooper of Motorola in 1973, by using a handset weighing c. 2 kilograms (4.4 pounds). In 1983, the DynaTAC 8000x was the first commercially available handheld cellular phone. From 1983 to 2014, worldwide cellular phone subscriptions grew to over seven billion, penetrating 100% of the global populace and achieving even underneath of the monetary pyramid. In first 1 / 4 of 2016, the most notable smartphone manufacturers were Samsung, Apple, and Huawei (and “[s]martphone sales represented 78 percent of total cellular phone sales”).

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