- Trumpet: A brass instrument that is played by blowing air through a mouthpiece. Trumpets are often used to play lead melodies in jazz bands.
- Trombone: A brass instrument that is played by sliding a slide to change the pitch of the notes. Trombones are often used to play harmony parts in jazz bands.
- Saxophone: A woodwind instrument that is played by blowing air through a reed. Saxophones come in different sizes, including alto, tenor, and baritone. Saxophones are often used to play solos and harmony parts in jazz bands.
- Piano: A keyboard instrument that is played by pressing keys to make hammers strike strings. Pianos are often used to provide accompaniment for jazz bands and to play solos.
- Bass: A string instrument that is played by plucking the strings with the fingers or a pick. Basses are often used to provide the low-end sound in jazz bands.
- Drums: A percussion instrument that consists of a set of drums and cymbals. Drums are used to provide rhythm and percussion for jazz bands.