Opus File Extension

Opus is a totally free and high versatile lossy audio compression format, which is developed by the IETF for the interactive real-time apps over the Internet required by telephony, Voice over IP and videoconferencing. Opus incorporates technology from two codecs including SILK and CELT.

.opus file extensions features that Bit-rates from 6 kb/s to 510 kb/s, sampling rates from 8 kHz (narrowband) to 48 kHz (fullband) and the frame sizes from 2.5 ms to 60 ms, etc. So in fact, .opus file format is the first audio codec to be well-suited for both interactive and non-interactive applications.

Although OPUS format is not compatible with many media player software now, but more and more new version software begin to support the new audio format like Firefox 15, Opera (for inline playback), Chrome (support of Opus in the

Opus Compression: OPUS vs OGG / OPUS vs MP3 /

Other File Formats: 3GA / MKV / MOV / Zip / XAVC / MXF

Related Post of Opus File formats