- Extension
- .m4r
- .vox
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- Apple Inc.
- Dialogic
- Description
- M4R is an iTunes ringtone file that stores mono channel audio. They are identical to the M4A format files only that they are correctly used for ringtones.
- Audio file encoded in Dialogic's ADPCM (VOX) format, a format used for saving human speech audio; saves digitized voice data sampled at a low rate; enables the audio data size to be small while still maintaining clarity; used by computer telephony systems.
- MIME Type
- audio/x-m4r
- audio/voxware
