The Korg MA-30 Solo Metronome is a digital portable music practice tool in a sleek blue color. This metronome, suitable for various instruments like piano, cello, violin, ukulele, banjo, and viola, is made of durable plastic material. With its user-friendly features and accurate timing, the Korg MA-30 Solo Metronome is a reliable tool for musicians looking to improve their practice sessions and performance skills. Its compact design makes it easy to carry around and use wherever you go, making it a convenient accessory for any musician.