1). Fast Conversion Speed: audio format conversion is performed directly without any temporary files, and thus enables high converting speed and economy of hard disk resource.2). Batch audio files conversion: You can convert many files in one batch regardless of their source formats.3). Support automatic volume adjustment(normalization) when converting.4). Support automatic saving ID3 Tags when converting, and also support ID3 tags display and edit. 5). Playback of Popular Music Formats with its built-in player.6). Support Drag and Drop: supports dragging and dropping files or folders from the File Explorer into the window of FairStars Audio Converter. 8). Explorer-like file input dialog: allows you to navigate through supported files on your computer and add them to File List easily and quickly.9). Easy-to-use user-friendly interface with Unicode support.1). Input Formats: WAV, RealMedia(RM, RA, RAM, RMJ, RMVB), AIF, AIFF, AIFC, AU, Creative VOC, PVF, PAF, IFF, SVX, APE, FLAC, OGG, VQF, MP1, MP2, MP3, MP4, M4A, M4B, AAC, AMR(AMR-NB + AMR-WB), WMA, WMV, ASF etc.2). Output Formats: WMA, MP3, AAC, M4A(MP4 Audio), AMR(AMR Narrowband), AWB(AMR Wideband), VQF, OGG, FLAC, APE, and WAV formats.