A few brass instruments: wind family instruments made of different length curved tubes. The musician makes its lips vibrating by blowing in the mouthpiece to produce the sounds.
Trumpet: brass instrument having 3 valves and producing up to 12 notes.
Tuba: instrument made of a curves tube ending with a bell, it produces the most bass sounds of the brass family instruments.
French horn: conical brass instrument made with a tube coiled in a circle and ending in a flared bell.
Trombone: brass instrument generally having a slide to produce a variety of sounds.