A free Audio codec. FLAC' is a free audio codec that allows for optimum quality when encoding audio material. In conjunction with a burner program the encoder can be used to burn CDs in highqaulity using the WAV format. In this Version conversion speed and compression could be increased.For users, that don´t want to use lossy codecs, this one could be a very good alternative. There are a lot of software- and hardwareplayers out there, that support FLAC.