ASF to SPX Converter
Convert your asf files to spx online & free
How to convert asf to spx
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to spx"
Choose spx or any other format you need as a result (more than 200 formats supported)
Download your spx
Let the file convert and you can download your spx file right afterwards
Advanced Systems Format
Is a multimedia container format from Microsoft, which stores video and audio file streams. Distinctive feature is a the lack of information on the coding data. The container defines the structure of the stream so it can, like AVI, contain videos with different codecs, as well as operate during synchronization of streams.
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.