SOUND Statement Details Syntax SOUND frequency,duration The frequency is the desired frequency in hertz (cycles/second). It must be a numeric expression returning an integer in the range 37-32,767. The duration is the duration in clock ticks. (There are 18.2 clock ticks per second regardless of CPU speed.) The duration must be a numeric expression returning an unsigned integer in the range 0-65,535. If the duration is zero, any current SOUND statement that is running is turned off. If no SOUND statement is running, a SOUND statement with a duration of zero has no effect.