How to Creator M4A Professional allows you to convert audio/video files between WAV, OGG Vorbis, MP3, MP2, WMA, AAC.Using Audio Converter you can convert audio/video files from one format to another, specify frequency, number of channels, bitrate and other parameters of your output files before you convert your audio files. How to Creator M4A Professional - The application has very user-friendly interface. The application supports AVI, Divx, Xvid, MPEG1, MPEG2, ASF, WMV, DAT, H264, H263, RM, RMVB; specifies the location of the output audio files before converting, visually judges the progress of the audio conversion process. Convert audio and video content into Windows Media format such as MP3, CD, CDA, CD-R, DVD-Audio, AAC, AC3, ID3, M3U, M4A, M4P, MP3 ID3 Tag, OGG, RA, WAV, WMA, MP2, APE, VQF, MPC, AMR, Midi, WAVE, and RM.