AIS does not provide iPhone actually.
However, you can buy the unlocked iPhone to use with AIS. Once you
already got it, you can contact AIS Call Center 1175 press 5 to get more
information regarding how to enable and disable GPRS/EDGE service.
Please note that iPhone normally will keep connecting the GPRS/EDGE at
all time, we strongly recommend you the unlimited GPRS/EDGE package 650
Baht per month. Please be aware using GPRS/EDGE with the iPhone.