This bundle gives you everything that you need right out of the box! Included are a pair of professional closed cup headphones, power supply, drum pedals, and a pair of drum sticks. The drummer-friendly and stylish design of the Yamaha DD-65 marks a transition to a more professional and versatile digital-drumming instrument. The aux in jack lets you connect an mp3 player and play along with your favorite music or load midi songs from the internet into the internal flash rom memory and play along. With new stereo-sampled voices, a wide variety of percussion sounds from all over the world, a bass boost system and digital stereo processing give the DD-65 an irresistible, thundering beat. The panel includes intuitive features that are easy to operate. for example, select the hand percussion mode and the kit automatically switches to percussion voices like congas and bongos. With its powerful features, this is no toy. Anyone can enjoy it.