M1.XML 20101108 is released. M1.XML file for use with M1 - keeping up with changes in MAME.M1 plays the music from arcade games by running the code in the original ROMs (not supplied). This allows entirely authentic playback of classic video game tunes while you work.

M1.XML 20101108 Changelog:
11/08/2010 - 1908 Sets
Fixed:
gururin - new m1 sound rom dump.

Data sync to MAME 0.140u1

Download: M1.XML 20101108
Source:Here