1、High quality drum sound inside, brings you nature and powerful sound effect. 2、Standard drum setting and expansive pedal make you feel absolutely the same as real drum. 3、Accompaniment inside, temp adjustable (40-208), gives you the best way to study and practice. 4、With record function, you can record your inspiration anywhere anytime. 5、Audio input and output, excellent expand ability for other devices. Feature: Portable and professional drum. High quality drum sound inside, brings you nature and powerful sound effect. Standard drum setting and expansive pedal make you feel absolutely the same as real drum. Professional demo inside, convenient to study. Accompaniment inside, temp adjustable (40-208), gives you the best way to study and practice. With record function, you can record your inspiration anywhere anytime. Audio input and output, excellent expand ability for other devices. Powered by 2 * AAA batteries or DC 5V port. Specification: Interface: Mini USB Input voltage: USB 5V or 2 * AAA ( 1.5V) (excluding A battery) Material: Silicone Color: Black Package list: 1 * Portable drum 1 * Drumsticks(Pair) 1 * USB wire 2 * Foot pedal Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product.