Convertm4rcvsd
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M4R to Cvsd

Online Convert M4R to CVSD Use OnlineConvert online. Free fast! No registration is required.

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How to convert M4R to CVSD?

Online M4R to CVSD, you can put the M4R to CVSD format on your computer, tablet or mobile phone without downloading any software!

Step 1

Upload M4R file

Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Step 2

Select 'CVSD'

Select output CVSD or any other format as the conversion result (click the Convert button)
Step 3

Download your M4R file

After the conversion you can download your CVSD file and upload it to Google Drive, Dropbox.

m4r : MPEG 4 Ringtones Audio

M4R - is a digital multimedia container format used to store audio in mono channel mode. This format is suitable for store ringtones and it is widely used by Apple iPhone for its ringtones. Needless to say that M4R and M4A formats shares many similar features.

cvsd : Continuously Variable Slope Delta modulation

Continuously Variable Slope Delta modulation is a voice coding method. It is a delta modulation with variable step size (adaptive delta modulation), first proposed by Greefkes and Riemens in 1970
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