There are many people who doesn't know modem.Function of modem is the conversion of computer information to telephone signals and vice-versa.Modem is the abbreviation of the terms Modulator and Demodulator.
First of all,we should consider the speed of the modem.The speed of a commonly used modem is around 33.6kbps.Modems with higher speed of modem is not less than 33.6kbps.Modem with the facility of fax is more suitable.Do not forget to take the free softwares available with the modem.Modem with lower prices are also available.Price is not the deciding factor of the qualities.Two types of modems are available-internal and external modems.Internal modem means which comes with desktops preinstalled and External modem means which is more desirable.Always buy modem from a reliable dealer to make sure the after sale service.
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