What is GSM ?
hello,
What is GSM ?
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October 30, 2010 at 12:22 PM
hiii,
The Global System for Mobile Communications (GSM) is a wireless network system that is widely used in Europe, Asia, and Australia.
GSM is used at three different frequencies: GSM900 and GSM1800 are used in Europe, Asia, and Australia, while GSM1900 is deployed in North America and other parts of the world.
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