U Mobile VoLTE is now available to all iPhone (with iOS 10.1 & newer) : SE, 6, 6 Plus, 6S, 6S Plus, 7, 7 Plus, Postpaid & Prepaid customers.
The benefits of VoLTE (Voice over LTE) include:
- Crystal clear voice quality
- Much faster call setup
- Both “data” and “voice” usage are on LTE network (hence internet download continues at LTE speed at all times)
The service is activated automatically. VoLTE for Android coming soon.