The PSR-E213 features 375 natural sounding voices, including Stereo Grand Piano, 361 XGlite voices, 12 drum kits and a sound effect kit. The PSR-E213 also has 100 accompaniment styles and 102 built-in songs. Use the Portable Grand button to instantly call up an authentic stereo grand piano sound. The instrument also has a rich Reverb effect that adds concert-hall ambience to any performance. The Yamaha Education Suite feature makes learning and practicing music more fun than ever before.

The PSR-E313 is a touch sensitive instrument that features 482 dynamic, authentic voices, with 361 XGlite voices, 12 drum kits and a sound effect kit. The PSR-E313 also has 106 accompaniment styles and 102 built-in songs. Music database with 100 songs-for instantly setting entire instrument to match a desired music genre. Special two-track Easy Recording feature lets you record and save up to five of your original songs - great for composing and practice purposes.

PSR-E413 is loaded with new features, including sound control knobs that give the user real time control effects, filters, envelope generator and tempo. New colors from different musical styles can be added with 100 arpeggio patterns.

The PSR-S550 inherit the high-quality sound features of the PSR-S700/S900 to the max, resulting in improved musical performance through increased polyphony and more voices variations, Using the 16-track sequencer and Style Creator, the ability to produce a wide array of music has greatly increased.

Yamaha's EZ-AG Features Lighted Frets, Built-In Lessons, Realistic Sounds - No Strings or Tuning Required!A new dimension in interactive music technology - the new EZ-AG Guitar, where learning to play has become as easy as following lights on a fret board.