NBX Audio Converter is an ALL-in-ONE mp3 wav wma ogg vox converting tool. With NBX Audio Converter, you can convert audio files between: MP3 to MP3, WAV, OGG, WMA, VOX WAV to MP3, WAV, OGG, WMA, VOX OGG to MP3, WAV, OGG, WMA, VOX WMA to MP3, WAV, OGG, WMA, VOX VOX to MP3, WAV, OGG, WMA, VOX NBX Audio Converter contains all the features of NBFree MP3 to WAV Converter, NBFree MP3 to WMA Converter and NBFree WMA to MP3 Converter. And it also has many other features like: -It is an ALL-in-ONE program to convert between all audio files such as mp3 wav wma ogg and vox; -It is output wav formats: Microsoft PCM, Microsoft ADPCM, DSP Group TrueSpeech, GSM. Change frequency, channel, bits per sample; -It is a more powerful mp3 lame encoder: HighPass Filter, LowPass Filter; CBR, ABR, VBR encoding. 16 kinds of presets MP3 formats; -It can change OGG frequency, channel, nominal bitrate with VBR enabled and quality enabled; -It enables you to change VOX audio frequency -It has a build-in audio player: Play MP3, MP2, MP1, MPEG, WAV, OGG, WMA, VOX audio -It can auto rename, skip, or overwrite existing file