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What cellular bands does the SMS100 work with?

Yes, the SMS100 was designed to work with 2G GSM/GPRS/EDGE, 3G UMTS/HSDPA/HSUPA services. The SMS100 supports frequency bands 800/850/900/1700/1900/2100 MHz.   Note: Carriers such as AT&T and  T-Mobile offers SIM cards that will work with... Read More

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