Audio WAV MP3 Joiner was written for the purpose of joining audio files to MP3 or WAV.The audio files may be MP3 or WAV format.

And the output parameters may be customized as you like.For MP3 output, it supports parameters frequency, channels, bitrates, overall quality, VBR MAX bitrates.For WAV output, it supports parameters frequency, channels, and bits of per sample.
The input files may be format MP3 or WAV.
The output files may be format MP3 or WAV, and the output parameters may be changed.