About Fmcalls
Once installed in a Compatible Mobile Handset, the dialer requires data connectivity to work. General data connectivity options are Wi-Fi, 2G, 3G, 4G, GPRS or Hot Spot. The Mobile Dialer, which is pre-mapped to a Soft-switch, then can be used for making VoIP calls directly from Mobile handset.
by E####:
Supper clarity...