switchsetup

Switch is a sound file transposer for Windows. It can transform audio folders from many sources into mp3 or wav format. Switch transposer is very easy to use. Just add the folders you want to transform to the list, select the plan you want to use, and then click the transform button. A list of Switch Sound plan transposer options follow but a quick way to try it out is to download and install now.

Simple and intuitive interface.
Converts a variety of different audio file formats (including WMA, AU, WMA formats) into MP3 or WAV format.
Can transform playlists (PLS and M3U)
Automatic normalisation can be applied during conversion.
MPEG Layer-3 encoding done using the LAME codec, providing complete control over mode and bitrate selection.
Wave encoding allows configuration of encoding technique, bit rate, sampling rate and number of channels.
Ability to play tracks prior to conversion.