What is the average frequency band of GSM?

Frequency bands GSM bandƒ (MHz)Downlink (MHz) (base to mobile)R-GSM-900900921.0 – 960.0T-GSM-900900915.4 – 921.0DCS-180018001805.2 – 1879.8PCS-190019001930.2 – 1989.8GSM frequency bands – Wikipedia en.wikipedia.org › wiki › GSM_frequency_bands