Item Type: Roll Up Drum Set Material: Silicone + Maple Built In Dual Speakers 2 x 3W Power Supply: 5V 1A 2000mAh Lithium Battery (Built In Battery Shipped) Volume, Speed, Sensitivity and Reverberation Adjustment Function Recording, Playback, and Start, Stop Functions The Data Cable Also Supports the Connection of Midi Game Functions Pedal Interface, Audio Output Input Interface Package List 2 x Drumstick 1 x Manual 1 x Foot Pedal 1 x Charging Data Cable 1 x Electronic Drum 1[7 Drum Electronic Drum Kit]: Built in 7 kinds of drums, 10 demo songs and 10 accompaniment, you can play a variety of music styles. 2[ Wonderful Drum Sound Quality]: The sound is highly similar to the real drum kit, and the pedal can give you a more real drumming experience. 3[Speaker Sharing Mode]: You can select the speaker mode and play it loudly to share your music with others, or connect headphones to static practice. 4[Space Saving, Easy To Carry]: Special design, easy to carry, it can be used in travel, home, dormitory, school. 5[ Professional Multifunctional Drum]: With volume, speed, sensitivity and reverb adjustment functions.