International Roaming; Overview Of International Roaming; Wing); Available Overseas Service - Sony Xperia A4 Instruction Manual

International roaming

Overview of International
roaming (WORLD WING)
With the international roaming (WORLD
WING), you can use the terminal without
changing phone number or mail address in
the service area of the overseas network
operator affiliated with DOCOMO. You do not
need to change the settings of call and SMS.
Supporting networks
■
The terminal is Class 5. The terminal works in
LTE network, 3G network and GSM/GPRS
network service area. Services are also
available in countries and areas supporting
3G 850MHz/GSM 850MHz. Check available
areas.
Before using the terminal overseas,
■
refer to the following.
NTT DOCOMO website
･
❖ Information
For Country codes, International call access codes,
･
Universal number international prefix, supported
countries/areas and network operators, refer to
DOCOMO International Services Website.

Available overseas service

Main
communication 3G
services
Phone
Message (SMS)
*1
Mail
*1
Browser
*1 To use data communication during roaming,
enabling "Data roaming" in Mobile networks is
required (P.190).
*2 Calling is available via 3G.
❖ Information
Some services are not available depending on the
･
overseas network operator or network.
You can confirm the name of the connected network
･
operator on the Quick setting panel (P.48).
GSM
3G 850
(GPRS)
○ ○ ○
○ ○ ○
○ ○ ○
○ ○ ○
International roaming
LTE
*2
×
○
○
○
188