Command Line Qualifiers If you define a symbol you can specify qualifiers when you run DECsound from the command line. The following table describes the qualifiers that you can use to control how the DECsound session executes: TABLE: Click to display table. Note You can specify either the -speaker qualifier or the -headphone qualifier, but you must not specify both. If you specify both of these qualifiers, DECsound uses the one that is last in the command line. The following example shows how to invoke DECsound to play the BIRDS.AUD file at a playback volume of 50 without displaying the DECsound window: $ DECSOUND -play BIRDS.AUD -volume 50 Additional topics: * DECsound Files * Using LiveLink Connections * Starting DECsound Sessions * Overview of DECsound