GSM (Global System for Mobile Audio File)

The GSM Audio file format

GSM is the file extension used for audio files that store strong digital audio data on a computer or mobile device. This file format is generally used by cell phones. The GSM file format was designed particularly for telephone use in Europe and optimized for recording voice audio like any type of telephonic conversation.

Technical details of GSM files

GSM files can be compressed and uncompressed for the purpose of reducing the size of the file. This is done often by using lossy compression. The data can be a raw bit stream in an audio coding format. However, it is generally rooted in an audio data format or a container format with defined storage layer.

More information about the GSM file format

File extension .gsm
File category Audio
Example file Download example.gsm file (55.46 KiB)
Associated programs VideoLAN VLC media player
NCH Switch
Useful links Get more details on GSM here
Developer N/A