PureCF-Sampled Piano: PureCF-Sampled Piano Sampled from Yamaha"s own acclaimed CFIII concert grand, no digital piano at this price point delivers recordings from such a high-end instrument. * Pianist styles: Pianist styles This built-in duet partner plays along with you in one of ten different playing styles. * Built-in drum patterns: Built-in Drum Patterns Basic drum patterns put the "fun" back into practicing and is a practical alternative to a metronome. Or turn your solo act into a two piece band where the dummer is always on time. * 128-Note Polyphony: 128-Note Polyphony Even when using dual Voice and split mode with a drum pattern, 128-note polyphony ensures every note gets heard. * Intelligent Acoustic Control: Optimized for the built-in, 2-way, stereo speaker system, the P105 EQ automatically adjusts to your volume setting to ensure the absolute best tone at any playing level.