Typing on a computer keyboard
Quick and thin high pitched synthesized tone
Sound design button beep: fast two-tone digital beeps
A variety of phrases as if being pronounced by a robot.
Fluttery high pitch ringing zaps
Sound design alert: short, melodious, high-pitched and playful alert.
Descending low pitched synthesized tones
3 quick and course 8 bit blips in succession
Rapidly ascending fluttering multi-tonal zap
Pressing a PC keyboard key