Forum Discussion
VoLTE in Japan?
GSM-phones built for the US (and GSM) aren't compatible with 2G in Japan which is based on CDMA. So I'd like to know can I use VoLTE in Japan when roaming using Tmobile's roaming agreements with the...
I know the carriers in Japan support VoLTE. In fact a US competitor to T-mobile announced that their roaming agreements with one of the carriers in Japan included support for VoLTE. I didn’t see a similar announcement by T-mobile which makes me think it doesn’t have a similar agreement with carriers in Japan.
