The Sinch MMS MT platform will accept the following MIME types (file types):
| MMS MT Accepted MIME Types |
Default File Extension |
| text/plain |
txt |
| image/jpg |
jpg |
| image/jpeg |
jpg |
| image/png |
png |
| image/gif |
gif |
| image/webp |
webp |
| audio/mp3 |
mp3 |
| audio/mpeg |
mp3 |
| audio/x-wave |
wav |
| audio/x-wav |
wav |
| audio/wav |
wav |
| audio/wave |
wav |
| audio/amr |
amr |
| video/mp4 |
mp4 |
| video/mpeg |
mpg or mpeg |
| video/mpg |
mpg or mpeg |
| video/x-msvideo |
avi |
| video/avi |
avi |
| video/x-ms-wmv |
wmv |
| video/x-ms-asf |
wmv |
| video/quicktime |
mov |
| video/3gpp |
3gp |
| video/3gp |
3gp |
| text/vcard |
vcf or vcard |
| text/v-card |
vcf or vcard |
| text/x-vcard |
vcf or vcard |
| text/calendar |
ics or ical or ifb or icalendar |
| application/pdf |
pdf |
| application/x-pdf |
pdf |
| application/vnd.ms-excel |
xls |
| application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
xlsx |
**Please note that
- PDF is not supported on any Toll-Free sender
- PDF is not supported for Google Voice on any 10DLC sender
- VCARD is not supported for Australia
Unsupported MIME types for transcoding
The following MIME types are not supported for transcoding (file types):
|
MMS MT Accepted MIME Types
|
Default File Extension
|
|
audio/amr
|
amr
|
Formats supported by MM7 API Transcoder
Here is the list of formats that are currently accepted by the MM7 API Transcoder to perform transcoding.
IMPORTANT: If the format is not listed below that means it still gets accepted on the API, but shall not be transcoded. In which case, it may get delivered to the carrier or may not depending on the size of the content.
|
Mime Types
|
Notes
|
|
image/jpg
|
Images get resized to their respective content type
|
|
image/jpeg
|
|
image/gif
|
|
image/png
|
|
video/mp4
|
Video files always get transcoded to .mp4
|
|
video/mpeg
|
|
video/x-msvideo
|
|
video/3gpp
|
|
video/x-ms-wmv
|
|
video/quicktime
|
|
video/x-ms-asf
|
|
audio/mp3
|
Audio files always get transcoded to .mp3 |
|
audio/mpeg
|
|
audio/x-wav
|
|
audio/wav
|
Visit the Sinch MMS product page to learn more about our MMS product.
