Keys Fitness GSM/GPRS Compact Flash Card RTM-8000 - Manual (Page 25)

Installing and Configuring the RTM-8000 15
Enter +cpin="****";+cgdcont=1,"ip","APN" (where **** is your PIN
code, and APN is the Access Point Name of your operator) in the Extra
dial-string modem commands: field. If the PIN code of your SIM card is
not enabled, just enter +cgdcont=1,"ip","APN" . Tap Finish .
Tap ok .
For example,
If your PIN code is 1234, and the APN of
your operator is "internet", enter the fol-
lowing:
+cpin="1234";+cgdcont=1,"ip","internet"