Geared towards learning musicians or the musically curious the Yamaha PSRE-243 is the newest upgrade to the popular PSR E233. With 61 full size fixed velocity organ style keys and the built in accompaniment sounds and styles (100 styles and 385 voices) and a brand new sample of the Portable Grand feature you can instantly call for a grand piano sound. All this means you have a great base to explore from and develop your playing style. With the Ultra-Wide Stereo DSP button you can a more spacious sound mimicking a much more expensive surround sound system plus with the added reverb style sound it can create the impact of playing in a hall or concert area. Built in lessons that let you quickly teach yourself the basics with the Yamaha Education Suite (YES) and a new power saving mode further add to the portability and versatility of the keyboard.