M4R TO GSM

Online Convert M4R (MPEG 4 Ringtones Audio) to GSM (GSM 06.10 Lossy Speech Compression) Use OnlineConvert online. Free fast! No registration is required.

How to convert online M4R to GSM?

Online M4R to GSM, you can put the M4R to GSM 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 'GSM'

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

Download your GSM file

After the conversion you can download your GSM file and upload it to Google Drive, Dropbox.
m4r
.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., What is the M4R format?
gsm
.gsm GSM 06.10 Lossy Speech Compression
GSM 06.10 Lossy Speech Compression. A lossy format for compressing speech which is used in the Global Standard for Mobile telecommunications (GSM). It’s good for its purpose, shrinking audio data size, but it will introduce lots of noise when a given audio signal is encoded and decoded multiple times. This format is used by some voice mail applications. It is rather CPU intensive., What is the GSM format?

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0MB 500 MB
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