- Extension
- .rmvb
- .sph
- Format
- Binary
- Category
- Video
- Audio
- Developer
- RealNetworks
- NIST
- Description
- An RMVB file is a Real Media video file compressed using a variable bit rate, which is optimized for the content of the video. It is a newer variation of the standard Real Media (.RM) file format that allows for more efficient compression.
- Waveform audio file created in the NIST SPHERE format, which is often used in speech recognition research; often contains a recording of a person speaking; can be provided as input to speech recognition systems.
- MIME Type
- application/vnd.rn-realmedia-vbr
- audio/x-nist-sph
