SysBeep - aleslab/Psychtoolbox-3-aleslab-fork GitHub Wiki

SysBeep([n],[delay])

SysBeep is OBSOLETE. Use Snd instead.

Play n system beeps (default 1), separated by "delay" ticks
(default 0) between beeps. Each tick is 1/60.15 second. The
beeps are still distinguishable even when "delay" is zero.