The Casio KA-20 Synthesizer is a fun musical powerhouse for music enthusiasts young and old. This keyboard boasts 32 keys, offering beginners and seasoned musicians alike a versatile platform for creativity. With built-in rhythms and tones, it allows for endless exploration and experimentation. This synthesizer is powered by x5 AA batteries (included). Whether you're composing, practicing, or performing, the Casio KA-20 delivers reliable performance and musical inspiration. Dive into a world of melody and rhythm with this Casio keyboard, where innovation meets accessibility for all aspiring musicians.