Home of RF and Wireless Vendors and Resources

One Stop For Your RF and Wireless Need

GSM MS Power Class

This page describes GSM Mobile Station(MS) power classes which include class-1 to class-5.

GSM MS Power class Nominal Max.power(output)
GSM-400, GSM-900, GSM-850
Nominal Max.power(output)
Nominal Max.power(output)
Class-1 20W (43 dBm) 1W (30 dBm) 1 W(30 dBm)
Class-2 8W (39 dBm) 0.25W (24 dBm) 0.25W (24 dBm)
Class-3 5W (37 dBm) 4W (36 dBm) 2W (33 dBm)
Class-4 2W (33 dBm)
Class-5 0.8W (29 dBm)


GSM BTS Transceiver power class

RF and Wireless Terminologies