Technically speaking the MDG-300 has enhanced performance features not found on almost any other Digital Grand Piano in its price range. A full complement of hi-tech features allows for endless musical possibilities. Supporting Bluetooth compatibility you can access music lessons and demonstrations from the internet any way you choose. A true full color LCD control screen makes it easier to organize your selected features. Only the most advanced synthesizers boast 128 note polyphony for incredible full-bodied sound. The MDG-300 includes this advanced feature. The piano voice is an amazing 24Mb of powerful sound reproduction played through a 6-way stereo sound system. Create your own original compositions with the on-board 3 track music sequencer. Save and store to the Secure Digital (SD) Memory Card. The MDG-300 is a complete entertainment center. It blends perfectly into today s modern living space and lifestyle. Whether you are just starting out or an accomplished musician the MDG-300 is ready to perform for you.