local phone service

An old rotary telephoneA basic modern telephoneThis article is about telephone technology. For the game of telephone, see Telephone (game). For the band, see Téléphone.

The telephone or phone (Greek: tele = far away and phone = voice) is a telecommunications device which is used to transmit and receive sound (most commonly voice and speech) across distance. Most telephones operate through transmission of electric signals over a complex telephone network which allows almost any phone user to communicate with almost any other.

Touch-tone telephone

Introduction

A touch-tone telephone keypad

An elementary telephone system would consist of three elements:

the equipment located at each subscriber which converts sound to electrical signals and back, and which allows the subscriber to answer or initiate a call,a central switching facility which interconnects all the subscriberswiring or other means to connect the subscriber to the central switching facility.

There are three principal ways a subscriber may be connected to the telephone network:

Historically, and still very commonly, by dedicated physical wire connections run in overhead or underground cables;By radio, as in a cordless, cellular, satellite or radiotelephone andBy voice over internet protocol (VoIP) telephones, which use broadband internet connections. Visit Myphoneservice for local service, cellular plans and long distance service providers. Home office supplies pet grooming supplies pc power supplies grooming supplies toshiba laptop power supply 24v power supply gas powered generators computer power cord wind powered generators hypertech power programer power quality monitor power supplies for computers power supply system uninterruptible chair power rascal web hosting service debt consolidation services voip services internet phone services online fax service broadband internet service wireless internet service provider web development services transcription service copywriting services free online dating service woman tax service dial up internet service provider serviced apartments new york dish satellite service broadcast fax service customer service manager irvine answering service russian dating service payroll service system adelphia cable internet service online customer service training secure email services customer service training seminar website promotion services contract hosting service web financial services marketing internal revenue service limo services in miami