«Classic21» is a French radio station that broadcasts classic music from a variety of genres, with a focus on the 1960s and 1970s. The station's programming is known for its high quality and wide appeal, with something for every listener who enjoys classic music from the golden age of rock and roll, jazz, pop, and soul.

Listeners can expect to hear a mix of well-known and lesser-known artists, from legendary names like The Beatles, The Rolling Stones, and Aretha Franklin to lesser-known acts that have left their mark on the music world. «Classic21» also features a variety of programs dedicated to specific genres or eras, allowing listeners to delve deeper into their favorite styles of music.

The station is known for its commitment to playing music without interruptions, allowing listeners to fully immerse themselves in the sounds and emotions that classic music evokes. «Classic21» is a popular choice for music lovers in France and beyond, offering a unique and enjoyable listening experience.