1. Click "Choose Files" button and select your AMR files you would like converted.
2. Click on the “Convert to SPH” button to start the conversion.
3. When the status change to “Done” click the “Download SPH” button
AMR stands for Adaptive Multi-rate Compressed Audio Format and is commonly used by 3G cell phones to store voice recordings, as well as MMS messages. These audio files are compressed using Ericsson's ACELP algorithm which has since been adopted by the 3GPP for use within mobile networks. AMR files can be opened on various platforms, with QuickTime Player for Apple ...
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 ...
Upload a AMR file, click "Convert", and use additional options to quickly modify its contents before downloading the final SPH file after processing has completed.
Our AMR to SPH 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.