This packages comes with everything you need to get started right out of the box including a pair of professional closed cup headphones, x-style keyboard stand, and a power supply. whether using it traditionally or through a pc or macintosh, your creative potentials will rise to new heights with the yamaha ypt420! the ypt420 evolves from the common to the rare and combines traditional learning tools with hands-on performance features like pitch bend wheel for authentic playing of guitar and horn sounds, control knobs that allow you to have real time control over filters, effects, eq, tempo and an arpeggio function for techno and synthesizer keyboard playing that can automatically add the playing of notes in rapid succession in ascending and descending fashion. these are easy to use professional features that set this keyboard apart from others in its class. the ypt420 even includes real-time assignable control knobs! two assignable knobs on the panel give you flexible, powerful real-time control of filter (voice or style), effect settings, sound envelope (attack and release) and style tempo. it comes with 30 built-in songs plus 70 more on an included cd-rom and an interactive lesson system, divided into left and right hand parts, for learning them. in addition, you have the ability to connect to a computer via usb, download more songs from the internet into the internal flash rom (pc only), and use all of the yamaha education suite features to help you learn to play them. yamaha makes it easy to get connected with the new pc button. there are many other tools on this ypt-420 keyboard that make it easy to be a power user from the first day you use it. most of all, it's a musical instrument you can grow with.