Line Identification Services (Caller ID)
Service allowing subscribers to view or block the telephone numbers of callers.
MIDI
Musical Instrument Digital Interface. A file format to save digitized musical instrumental data. The original meaning of MIDI, or Music Instrument Digital Interface is a protocol to exchange data between a computer and electric instruments.
MMS (Multimedia Message Service)
A message service for the handset environment, standardized by the WAP Forum and the 3rd Generation Partnership
Program (3GPP). For phone users, MMS is similar to Short Message Service
or audio clips, and later also video clips and presentation information.
MP3
Moving Picture Experts Group
MPEG4
Motion Picture Experts Group 4. A digital video standard developed by MPEG, or Moving Picture Experts Group. MPEG4 compresses video data so that a large video file can be transmitted, and saved more easily. MPEG4 is suitable especially for mobile environment.
Multimedia
Multimedia means media that include various media data such as voice, character string, image, and video data. Currently, the meaning of multimedia includes services provided through multimedia.
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