Homonym: mouth organ (Harmonica)
A mouth organ, also known as a harmonica, is a small musical instrument played by using the mouth to direct air into or out of holes along a metal reed. Each hole produces a different note, allowing players to create melodies and harmonies. Mouth organs are popular in various music genres, including blues, folk, and rock.
Mouth organs come in different types, such as diatonic, chromatic, and tremolo, each offering unique sounds and playing techniques. They are portable and easy to learn, making them accessible for beginners and experienced musicians alike.