That's a nostalgic solution.
Back in the early computer days, there were Sinclair, Commodore, Atari computers, Texas Instruments, other brands, and one day the PC emerged.
The beep sound was produced by a square wave oscillator, usually at 500, 1000 and 1500 hertz, which you could modify.
In GW-Basic, Basica or TurboPascal, the solution was:
Print Chr$(7), which made the traditional beep.
Dark Basic did not respond to this in my test, so I generated three samples for you, along with a test program. No need for plugin.
May the 3d force B with U