Placing/Answering Calls - Sony Xperia User Manual

Placing/Answering Calls

How to dial directly to make a call and answer a call, as well as options when a call is
arriving/during a call are described.
Placing Calls
Answering Calls
In-Call Screen Layout/In-Call Operations
Emergency Call Location Information
VoLTE (Voice over LTE)
VoLTE (Voice over LTE)
VoLTE is a voice call system using LTE.
Compared with 3G network, it enables calls in higher sound quality and shorter time until call ringback
sounds. (Requires separate subscription.)
Using VoLTE requires handset and other party's handset to meet the following conditions.
Both handset and other party's handset are compatible with SoftBank VoLTE.
Both handset and other party's handset are in 4G LTE (FDD LTE) service area.
* VoLTE is disabled if either handset is out of SoftBank 4G LTE (FDD-LTE) area or using
international roaming.
Preferred network type is set to
Enable VoLTE of Mobile network settings is enabled (
HD Voice
HD Voice supports a range of tones wider than conventional models, which enables calls that have a
more natural and higher sound quality.
Note that HD Voice is enabled when other party's handset supports SoftBank HD Voice.
Call with HD Voice is available with VoLTE and 3G calls.
Adjusting Volume of Call
During a call, Press Volume Up Key/Volume Down Key.
Hints
Q
Difficulty during call
A
It may not be possible to make a call properly in a noisy location.
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4G (preferred)/3G/GSM or 4G/3G ( ).
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