Dial Up Modem

A modem (short for "Modulator - Demodulator" ) is a device that allows a computer to send and recieve data over a telephone line for connecting to other computers and systems like the internet. The speed that data can be transmitted is from as low as 4.8kbps to 56kbps. Nearly all new laptops and many used laptops have a modem built in with a standard maximum speed capability of 56kbps.


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