MP3 to AMR Ringtone Converter
Upload a MP3 less than 5MB and our software will convert it AMR ringtone format. Only upload MP3 files here, nothing else will work. Read our FAQ on AMR files if you've no idea what they are.
Here's the details of what the resulting files are:
File type: AMR-NB
Frequency: 8000 Hertz
Audio channel: 1