SIM Cards


SIM Cards

SIM Cards
The SIM card is a small card inserted in the ,mobile telephone to identify it to the mobile network when the mobile telephone is switched on. SIM cards may also contain a number of other functions depending on the type of chip integrated in the card.

The memory of a SIM card
The SIM card is normally between 8 and 64 Kbytes, but today you can get a memory of 128 Kbytes or more on a SIM card.

For more information about SIM Cards contact XPonCard at mail@xponcard.com