WAV MP3 Converter converts WAV to MP3 and MP3 to WAV, and resamples WAV and MP3 files. It is an ALL IN ONE audio converter that supports more than 150 audio and video files, and keeps ID3 tag when converting. The software is full compatible with Vista and Windows 7. You can change encoding parameters of target files such as sample frequency, bit rate, channels, and quality. So it is possible to convert a large size file to a smaller one. And, the software adds or keeps ID3 tag when converting. The software supports to change sound volume as well.