Firmware Version:
* 0000 # #
* 51x0 or # #
* 9999 # #
View serial number:
* # 92772689 #
Get IMEI code (Serial):
* # 06 #
Enhanced Full Rate (EFR):
* 3370 # to activate EFR।
# # # 3370 to disable EFR
Half Rate Mode (HFR):
* 4720 # to activate HFR।
# # # 4270 to disable HFR.
