1. Click "Choose Files" button and select your SPH files you would like converted.
2. Click on the “Convert to OPUS” button to start the conversion.
3. When the status change to “Done” click the “Download OPUS” button
To convert in the opposite direction, click here to convert from OPUS to SPH
An SPH audio file (created using NIST SPHERE format, often utilized for speech recognition research). These waveform files include recordings of human speaking which can then be fed as input to speech recognition systems. Unfortunately, these files are quite uncommon; most popular media players do not support them. SPH files contain both human-readable headers with name value pairs arranged in ...
OPUS is an audio file format designed to replace MP3 as one of the world's most widely supported lossy audio storage formats. Like many audio codecs, OPUS employs data compression techniques in order to reduce file sizes without altering sound quality. Combining CELT music coding and speech-oriented SILK codec, and offering variable bitrate encoding of 6kbit/s to 510 kbit/s; variable ...
Upload a SPH file, click "Convert", and use additional options to quickly modify its contents before downloading the final OPUS file after processing has completed.
Our SPH to OPUS converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100%% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.