Supported file formats:
- Free plan: mp3, m4a
- Unlimited Audio Plan: mp3, m4a, ogg, zip, pdf, ppt, docx, xml
- Unlimited Plus and above plans: mp3, m4a, ogg, zip, pdf, ppt, docx, xml, mp4, m4v, mpg
Supported image formats:
.jpg, .gif, and .png.
The recommended stereo bit rate and sample rate for audio files:
- Stereo Bit Rate: 128 kbps
- Sample Rate: 44.1 kHz
The maximum allowed single file size: 3GB.
The maximum allowed single image file size: 2 MB.
Recommended:
In order to be better compatible with iTunes, iPad/tablets, and mobile, we highly recommend you use mp3 or H.264 based mp4 and m4v.