SPX to VOX Converter
Convert your spx files to vox online & free
An SPX file is a Speex audio file saved within an Ogg Vorbis container. Speex is an open source patent-free audio format designed for speech compression. It supports variable bitrate (VBR) encoding and several features not found in other audio codecs. Some examples include embedded encoding, intensity stereo encoding, and voice activity detection.
A headerless file of Dialogic/OKI ADPCM audio data
A headerless file of Dialogic/OKI ADPCM audio data commonly comes with the extension .vox. This ADPCM data has 12-bit precision packed into only 4-bits.
How to convert SPX to VOX
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to vox"
Choose vox or any other format you need as a result (more than 200 formats supported)
Download your vox
Let the file convert and you can download your vox file right afterwards