On the right side of each WAV video imported, you could set an output format from Video, Audio, Device tab. This WAV to MP3 Converter for Mac and Windows has batch converting feature so that you can import more than one files to convert at one time. Launch the converter and import your original WAV songs into the porgram: you can directly drag & drop the source music files in WAV to the converter or select 'Add Files' at top left of the main window. Install the iSkysoft WAV to MP3 converter in your Mac or Windows PC. Add your WAV into the WAV to MP3 converter