The X
按字母分类：
extension name file type Classification
M PC-98 Game Music File audio file
M1A MPEG-1 Audio File audio file
M2 PC-98 Game Music File audio file
M3U Media Playlist File audio file
M3U8 UTF-8 M3U Playlist File audio file
M4A MPEG-4 Audio File audio file
M4B MPEG-4 Audio Book File audio file
M4P iTunes Music Store Audio File audio file
M4R iPhone Ringtone File audio file
M5P MachFive Preset File audio file
MA1 Monarch Audio File audio file
MBR Zune Smooth Streaming File audio file
MDC MidiCo Karaoke Audio File audio file
MDL DigiTrakker Module audio file
MDR ModPlug Compressed Module audio file
MED Amiga MED Sound File audio file
MGV Yamaha MegaVoice File audio file
MID MIDI File audio file
MIDI MIDI File audio file
MINI2SF Nintendo DS Sound Information File audio file
MINIGSF Game Boy Advance Song File audio file
MININCSF NCSF Nintendo DS Audio File audio file
MINIPSF Miniature PlayStation Sound Format File audio file
MINIPSF2 Miniature PlayStation Sound Format File audio file
MINIUSF Nintendo 64 Song File audio file
MKA Matroska Audio File audio file
MLP Meridian Lossless Packing Audio File audio file
MMF Synthetic Music Mobile Application File audio file
MMLP Music Macro Language Project audio file
MMM Music Maker Arrangement File audio file
MMP MixMeister Playlist audio file
MMP LMMS Project File audio file
MMPZ LMMS Project File audio file
MO3 MO3 Audio File audio file
MOD Amiga Music Module File audio file
MOGG Multitrack Ogg File audio file
MP1 MPEG-1 Layer 1 Audio File audio file
MP2 MPEG Layer II Compressed Audio File audio file
MP3 MP3 Audio File audio file
MPA MPEG-2 Audio File audio file
MPC Musepack Compressed Audio File audio file
MPDP MixPad Project File audio file
MPGA MPEG-1 Layer 3 Audio File audio file
MPU MPEG Layer 3 Audio File audio file
MP_ Mobile Phone Sound File audio file
MSCX MuseScore Music Score File audio file
MSCZ MuseScore Compressed Score File audio file
MSMPL_ALL Korg microSAMPLER Backup File audio file
MSMPL_BANK Korg microSAMPLER Bank Data File audio file
MSV Memory Stick Voice File audio file