GSM
  • A digital cellular network technology which usually utilizes time-division multiple access. It is used in Europe and in many other parts of the world, and may operate in the 900 MHz, 1800 MHz, or 1900 MHz frequency bands. Aside from telephony, it supports voice mail, fax, caller ID, email, Internet access, and error correction, among others. It is the abbreviation of global system for mobile communications.

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