The highly portable 61-key PSR-E433 keyboard offers plenty of innovative features for begginners and advanced players alike. If your just learning to play, there's the Yamaha Portable Grand and Yamaha Education Suite (Y.E.S.) to help get you up and more than running. If you're ready to perform live, there's more advanced features like synthesizer Control Knobs for real-time control of filter, effects, and sound envelope. Powerful new Styles from different musical genres can be performed with 186 different patterns and 150 arpeggio Voices. All in a stylish design that weighs a mere 15 pounds. PATTERN Function The PATTERN function puts a wealth of powerful loops and beats at your fingertips to instantly create dynamically varied music on the fly like a DJ, adjusting the Live Control Knobs for even more sound variation. Realtime Control Knobs, Arpeggiator and Pitch Bend Two realtime control knobs allow you to filter and adjust your sound just like an analog synthesizer while the pitch bend wheel provides instant control of the pitch of the sound. 731 high-quality voices including super-realistic Sweet! and Cool! voices The PSR-E433 has 731 high-quality voices ranging from acoustic to electric instruments, featuring 5 Sweet! Voices and 3 Cool! Voices which use Yamaha’s renowned advanced voice technologies. The sound is given the final boost by the built-in 2-way speaker system with bass enhancement. Wider World Contents and 186 Styles Mexican, Arabic, Indian, Brazilian and Chinese content has been added to the Styles section giving you more diversity so you can perform just about any type of music with an automatic accompaniment. With these high-quality Styles, you'll sound like you have a professional backing band behind you. Arpeggio Function Tap into instant inspiration with the Arpeggio function which has been improved for smoother playability. Hold Mode and allocated key-range free your hands to add more music. The 150 Arpeggio patterns adjust and morph around the notes and chords you play on the keyboard allowing for almost limitless creativity. Music Database Get off to a flying start – choose a song and the Music Database automatically selects the best accompaniment and voices for you to start playing immediately. 9-step lesson completely supports your practice with Yamaha Education Suite (Y.E.S.) Yamaha Education Suite (Y.E.S.) is an advanced set of helpful learning tools built into the instrument, letting you teach yourself how to play and perform regardless of your ability. Choose from step-by-step lessons for left, right, or both hands. Y.E.S. helps you master a song with ease. Portable Grand Button A great sounding piano is only one button push away. Touch the Portable Grand button and all other features are cancelled, leaving you with a stunningly rich and authentic piano tone. USB to Device Terminal Inserting a USB flash memory into the USB TO DEVICE terminal on the instrument lets you save and load your settings and songs. You can also transfer data from connected devices such as a PC.