According to „connect“ mobile network test 2017, Sunrise has the best mobile network for mobile telephony and mobile surfing. With VoLTE, you profit even more from the “outstanding” network quality: With VoLTE you place voice calls with your LTE enable Smartphone directly over the Sunrise 4G network, a network of the latest generation.
Your Benefits
- Faster call setup compared to 3G and 2G
- Excellent voice quality with HD Voice
- Simultaneous calling and surfing
- Enables switching from Wi-Fi Calling to the Sunrise mobile network and vice versa
Please note: Calls are charged according to your current subscription
Preconditions
VoLTE enabled smartpone. You can find the up to date list of devices supporting VoLTE below
Up to date operating system – please update your smartphone software if needed (iPhone: Gettings > General > Software update; Android: Settings > Device Info > Software update)
LTE reception – already more than 90% of the population is living in LTE covered areas
On supported Android Smartphones, VoLTE will be activated automatically