AU to GSM Converter
Convert your au files to gsm online & free
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Convert to AU
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Sun Microsystems AU files
AU is a file extension for a sound file format belonging to Sun, NeXT and DEC and used in UNIX. The AU file format is also known as the Sparc-audio or u-law fomat. AU files contain three parts: the audio data and text for a header (containing 24 bytes) and an annotation block.
GSM Converter
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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.
How to convert AU to GSM
Step 1
Upload au-file(s)
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Step 2
Choose "to gsm"
Choose gsm or any other format you need as a result (more than 200 formats supported)
Step 3
Download your gsm
Let the file convert and you can download your gsm file right afterwards