This tool is used to convert Waveform Audio File Format (wav) to Ogg Vorbis (ogg).

Waveform Audio File Format is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs.

Ogg is a free, open container format maintained by the Xiph.Org Foundation. The creators of the Ogg format claim that it is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high-quality digital multimedia.