Xplore Technologies Corp. GOBI3K-XPL Manual Do Utilizador

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Appendix C. Glossary
iX104C5 
 
User’s Handbook
 
85
Subscriber Identity Module (SIM). A smart card inside a GSM 
(Global System for Mobile communications) cellular device that 
encrypts voice and data transmissions and stores data about the 
specific user so that the user can be identified and authenticated by 
the network supplying the phone service. A SIM can be moved from 
one device to another and/or different SIMS can be inserted into any 
GSM radio.
Universal Serial Bus (USB). A serial interface that enables 
communication between devices and the computer.