Exactly what format do I need? The options on my converter are: Lame MP3, Helix MP3, Vorbis, Nero Encoder, FAAC, CT AAC+, 3GPP AAC+, Windows Media Audio, Helix MP3, Fraunhofer IIS MP3, Musepack, Speex, AMR, FFMPEG, WavPack, FLAC, APE, TTA, AAC Lossless, Optim Frog, Waveform, Stream Dumper, & Generic CLI Encoder.