This portable keyboard by Yamaha puts a wealth of powerful loops and beats at your fingertips to instantly create dynamically varied music on the fly like a DJ. For even more authentic performance try the new crossfade and retrigger functions. Two real-time control knobs let you filter and adjust your sound just like an analog synthesizer. The pitch bend wheel adjusts the pitch of the sound, bringing voices like the sax and trumpet to life. The 150 arpeggio patterns adjust and morph around the notes and chords you play on the keyboard, allowing for almost limitless creativity. The 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. A rich set of ethnic sounds and scale tuning allow you to enjoy many styles of music around the world, including Latin, Indian, Arabic, African, Chinese, and more. 755 high quality voices includes super-realistic sweet and cool voices Yamaha Education Suite (Y.E.S.) iPhone/iPod touch/iPad connectivity Brand: Yamaha Dimensions: 41 inches long x 20 inches wide x 9 inches high Materials: Plastic Model: PSRE443 Color: Black Type of instrument: Piano-style keyboard Weight: 20 pounds Imported: Yes Color: Black.