The size of a deck of playing cards, the Boss DB30 Dr. Beat fits easily in any case or in your pocket, is portable, ruggedly built, and packed with fun play-along patterns and other features including 24 beat variations with complex beats, 9 rhythm patterns, a large LCD with smooth tempo meter, a tap-tempo feature, 12 internal chromatic reference tones, and a convenient Phones jack and Auto Power-Off function.
