KORG Metronome Ideal for Wind Brass a Cappella and Individual Features 100 Hours of Continuous Lightweight and Compact MA-2 (Black/Red) - Ensembles,

An essential item for practicing rhythm keeping! A simple-to-use metronome. Its ultra-compact design, weighing only 68g, makes it easy to carry anywhere. Eco-friendly design that allows for approximately 400 hours of use with just two AAA batteries. It enables playback at high volume without any loss of sound from loud instruments or high frequencies. It features a guide tone playback function that allows you to tune by ear.