1. Click "Choose Files" button and select your NIST files you would like converted.
2. Click on the “Convert to MP3” button to start the conversion.
3. When the status change to “Done” click the “Download MP3” button
To convert in the opposite direction, click here to convert from MP3 to NIST
NIST files are sound recordings stored in the National Institute of Standards and Technology's Speech Header Resources Exchange Format (SPHERE), designed for speech recognition software like Hidden Markov Model Toolkit. NIST files consist of both metadata information as well as audio data in waveform format; VLC can playback these files while soX or FFmpeg may convert them to more common ...
MP3 files have become one of the most widely-used ways of storing and playing music, due to their small file sizes and wide support by media players and portable devices. Their compression technique effectively reduces original audio sequences without altering quality; making MP3 ideal for use on mobile phones or other small digital devices. MP3 audio files offer many advantages ...
Upload a NIST file, click "Convert", and use additional options to quickly modify its contents before downloading the final MP3 file after processing has completed.
Our NIST to MP3 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.