The Boss DB-30 Dr. Beat is a durable portable metronome that offers a variety of rhythmic patterns. It features 24 different time signatures and 9 types of rhythms, providing flexibility for your musical needs.

The large LCD screen with a smooth tempo meter makes it easy to monitor the beat. It also includes a tap-tempo function and 12 built-in chromatic tones that enhance the user experience.

Additionally, it has a convenient headphone input for private use and an automatic shut-off feature for energy saving.