Power drill A power drill's motor roaring to life, as the bit spins with furious intensity, ready to bite into wood or metal with mechanical fury. mp3 m4r ogg
AirPods case closing A satisfying and reassuring snap, the AirPods' distinctive click as they snap shut. The earbuds slip into silence. mp3 m4r ogg
Sonar (WW2) - v1 WW2-style submarine sonar ping that's so authentic, you might start looking for U-boats in your bathtub. mp3 m4r ogg
Hammer drill The sound of an old, rusty hammer drill being powered on and off. You can hear the worn brushes. mp3 m4r ogg
Mouse double click A mouse button's quick, successive clicks. A firm, affirmative double tap. mp3 m4r ogg
Sine sweep 20Hz - 20KHz A journey through the entire range of human hearing. 10 seconds of sine sweep. mp3 m4r ogg