.SD2 File Extension
Sound Designer II File
1.7 | 9 Votes
What is an SD2 file?
Audio file created in the Sound Designer II format, which was originally developed by Digidesign for Macintosh audio recording programs; can be both mono or stereo and supports various bit depths and sample rates; used for exchanging audio data between applications.
NOTE: Digidesign is now Avid Technology.