Audio is out of sync, if ac faad is not used. Tested with mplayer of 2010-04-15. Worked fine with 2010-03-06. Look when persons starts talking a few seconds in in the movie Audio out of sync: mplayer -mc 10 -correct-pts dvb-aac-latm.m2t Audio in sync: mplayer -mc 10 -correct-pts -ac faad dvb-aac-latm.m2t