Features:  -Portable roll-up electronic drum set, specially designed for drum set learning & practicing of kids or beginners.  -With 9 comfortable silicon drum pads, including Tom(3)/Snare/Hi-Hat(2)/Crash/Ride/Kick, making excellent sounds and simulating real beating effect.  -Without speaker, you need to connect it with external speaker to enjoy the sound, and in order not to bother others, you can also connect headphones when you play the drum.  -Built-in 5 drum set tones and 8 demo songs; with MP3 input for connecting MP3/smartphone/ tablet to playing accompanying music.  -Dual power supply choices: 2 * AAA batteries(not included) or powered by computer/ laptop/DC 5V power adapter via the included USB cable.     Specifications:  Color: Black + White;  Material: Silicon + Plastic;  Drum Set Tones: Rock, Latin, Electronic, Percussion;  Demo Songs: Heavy Rock, Funk, Latin, Dance, Sambas, Cha-Cha, Swing Hi-Hat, Upbeat Rock;  Power Supply: 2 * AAA batteries(not included) or USB Cable(included);  Item Size: 49.5 * 38 * 3cm / 19.5 * 15 * 1.2in;  Item Weight: 752g / 1.7lbs;  Package Size: 54.5 * 40 * 4.5cm / 21.5 * 15.7 * 1.8in;  Package Weight: 1552g / 3.4lbs.     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).