In North America, GSM operates on the primary mobile communication bands 850 MHz and 1900 MHz . In Canada, GSM-1900 is the primary band used in urban areas with 850 as a backup, and GSM-850 being the primary rural band.
In North America, GSM operates on the primary mobile communication bands 850 MHz and 1900 MHz . In Canada, GSM-1900 is the primary band used in urban areas with 850 as a backup, and GSM-850 being the primary rural band.