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By mid-century, mobile radio telephone service became available to free users from fixed locations in some cities. The arrival of the smartphone in the early 21st century provided every user a small mobile computer with microphone and speaker, that was bundled with powerful features, such as cameras and Internet access by operation of apps .
In addition to replacing the traditional plain old telephone service (POTS) systems, IP telephony competes with mobile phone networks by offering free or lower cost service via WiFi hotspots. VoIP is also used on private wireless networks which may or may not have a connection to the outside telephone network.
The Telephone Preference Service (TPS) is the United Kingdom's official do not call list. It allows businesses and individuals to opt out of unsolicited marketing calls. It allows businesses and individuals to opt out of unsolicited marketing calls.
The Edison Bell Telephone Company building of 1896 in Birmingham, England. A telecommunications company [a] is a kind of electronic communications service provider, more precisely a telecommunications service provider (TSP), that provides telecommunications services such as telephony and data communications access.
Wide Area Telephone Service (WATS) was a flat-rate long-distance service for customer dial-type telecommunications in the service areas of the North American Numbering Plan (NANP). The service was between a given customer phone (also known as a "station") and stations within specified geographic rate areas, employing a single telephone line ...
Plain Old Telephone Service (POTS), or Plain Ordinary Telephone System, [1] is a retronym for voice-grade telephone service employing analog signal transmission over copper loops. Originally POTS stood for Post Office Telephone Service as early phone lines in most parts of the world were operated directly by the local Post Office .
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