Better than a full set of drums but only a fraction of the cost and size! Folds for easy transport or storage! Each of the four different drum pads can be adjusted to eight different tones, including cymbals. This provides 32 different sounds! Includes 30 preset rhythms! ten demo songs to play along with to help you perfect your sense of timing! twenty preset drum combinations for easy reference! Volume keys allow you to practice anythwer! Tempo key allows you to adjust play speed. Headphone jack for privacy. Complete with detailed instrucytions Operates on 4 AA batteries (not included).