You can send 4 different types of message using Qtopia: Email, SMS, MMS, and EMS.
Email - electronic mail
Used to send text messages to email recipients (including computers and other communications devices).
SMS - Short Message Service
A service for sending messages of up to 160 characters to other mobile phones using GSM communication.
MMS - Multimedia Messaging Service
Based on SMS it is allows you to send and receive messages that include images, audio, and video clips in addition to text. Qtopia's MMS uses SMIL (Synchronized Multimedia Integration Language).
EMS - Enhanced Messaging Service
Used to send and receive ring tones and emotive icons, as well as combinations of simple media to and from EMS-compliant handsets.