Specifications: Color: Black + White/ Black + Green(Optional) Material: Silicon + Plastic Drum Set Tones: POP, Rock, Latin, Electronic, Percussion Demo Songs: Heavy Rock, Funk, Latin, , Cha-Cha, Swing Hi-Hat, Upbeat Rock Power Supply: USB Cable(included) or 2 * AAA Batteries(not included) Item Size: 43 * 28 * 2.7cm / 16.9 * 11 * 1.1in Item Weight: 455g / 16oz Package Size: 48 * 33 * 5cm / 18.9 * 13 * 2in Package Weight: 1110g / 2.4lbs Note: Without built-in speaker, it can work after being connected with earphone or speaker. Batteries are not included. Package List: 1 * Electronic Drum 2 * Drum Sticks 1 * Pedal Set 1 * USB Cable (1.2m) 1 * 3.5mm Audio Cable(0.5m) 1 * User Manual (English)