SecondLife WAV WMA MP3 Converter - Version 1.6.24 SecondLife MP3 WAV WMA Converter can batch convert almost any kind of Audio files to MP3, WAV, WMA. It supports a lot of formats, such as: rm, rmvb, ra, ram, mp3, wav, wma, mov, qt, asf, ape, ogg, aac, ac3.