What is SD2? What Opens a SD2? File Format List from WhatIs.com

File Extension

SD2 File Format

Flattened file/data fork (Sound Designer II)

SDII (Sound Designer II, sometimes seen abbreviated as SD2) is a monophonic/stereophonic audio file format, originally developed by Digidesign for their Macintosh -based recording/editing products.

This was last updated in May 2010
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