White Paper Z300

Data connections

19

General Packet Radio Services

19

Using GPRS in the Z300

19

Interruption of GPRS data account

20

SIM application toolkit

20

Messaging

21

MMS

21

MMS objects

21

MMS technical features

21

Message conversion

22

EMS (Enhanced Messaging Service)

23

Sounds and melodies

23

Pictures, animations and formatted text

23

Concatenated messages (long SMS)

23

Compatible with SMS standards

23

Huge business potential

23

Standards

23

EMS dynamics

23

Examples of EMS contents and applications

23

Polyphonic ringtones

24

Protocol

24

Rich musical ringtones – 32 voices

25

In-phone functions and features

26

Network-dependent features

29

SMS and EMS messaging

29

Fixed dialling and Restricted calls

29

Facts and figures

30

Technical specifications

31

Multimedia Message Service (MMS)

43

User interaction with SIM AT

47

Chinese version

48

Terminology and abbreviations

48

Related information

51

Documents

51

Links

51

Trademarks

51

Consumer pack content

52

5

October 2005

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Sony Ericsson Z300 manual Multimedia Message Service MMS User interaction with SIM AT