GSM frequency bands or frequency ranges are the cellular frequencies designated by the ITU for the operation of GSM mobile phones and other mobile devices. == Frequency bands == == GSM frequency usage around the world == A dual-band 900/1800 device is required to be compatible with most networks apart from deployments in ITU Region 2.
GSM frequency bands or frequency ranges are the cellular frequencies designated by the ITU for the operation of GSM mobile phones and other mobile devices. == Frequency bands == == GSM frequency usage around the world == A dual-band 900/1800 device is required to be compatible with most networks apart from deployments in ITU Region 2.
Source: Wikipedia "GSM frequency bands" · CC BY-SA 4.0
Share this article: X · Bluesky