SHIP:Port:beep

Beep ports are used to play sound through piezo-electric buzzers or audio speakers/amplifiers and are usually referred to in the format "platform.BEEP".

Portvar	Data Type	Permissions	Description
volume	Byte	Read/Write	The volume between 0 (off) and 100 (max). Setting this to an out of range value sets the volume to max. (Default:100)
frequency†	Short	Read/Write	The frequency the piezo-electric buzzer should emit. The buzzer's most efficient frequency is platform specific.
playing	Boolean	Read/Write	Starts/stops the buzzer from producing noise.

^†see GRM